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Hạng	Chủ đề	Bài toán	Bài toán đã được định dạng
5701	Solve Using a Matrix by Elimination	7x+5y=32 , -3x+y=20	$7 x + 5 y = 32$ , $- 3 x + y = 20$
5702	Solve Using a Matrix by Elimination	2y-3x=2 , 4y=6x+4	$2 y - 3 x = 2$ , $4 y = 6 x + 4$
5703	Solve Using a Matrix by Elimination	30x+20y+20z=390 , 10x+20y+60z=210	$30 x + 20 y + 20 z = 390$ , $10 x + 20 y + 60 z = 210$
5704	Solve Using a Matrix by Elimination	30x+25y=430 , 2x+0.4y=16	$30 x + 25 y = 430$ , $2 x + 0.4 y = 16$
5705	Solve Using a Matrix by Elimination	35x+70y+175d+70w=2240 , 40x+40y+80d+70w=1120 , 40x+30y+70d+10w=920 , w=1	$35 x + 70 y + 175 d + 70 w = 2240$ , $40 x + 40 y + 80 d + 70 w = 1120$ , $40 x + 30 y + 70 d + 10 w = 920$ , $w = 1$
5706	Solve Using a Matrix by Elimination	2x-y-z=5 , 3x+2y+3z=5 , 3x-2y-z=9	$2 x - y - z = 5$ , $3 x + 2 y + 3 z = 5$ , $3 x - 2 y - z = 9$
5707	Solve Using a Matrix by Elimination	x-2y-3z=3 , 3x+y+z=12 , 3x-2y-4z=15	$x - 2 y - 3 z = 3$ , $3 x + y + z = 12$ , $3 x - 2 y - 4 z = 15$
5708	Solve Using a Matrix by Elimination	x-2y-z=0 , x-3y+z=4 , 3x-6y+z=20	$x - 2 y - z = 0$ , $x - 3 y + z = 4$ , $3 x - 6 y + z = 20$
5709	Solve Using a Matrix by Elimination	x-3y+3z=45 , y-z+w=-11 , -2x+2y-3z+4w=28 , 3y-3z+w=-47	$x - 3 y + 3 z = 45$ , $y - z + w = - 11$ , $- 2 x + 2 y - 3 z + 4 w = 28$ , $3 y - 3 z + w = - 47$
5710	Solve Using a Matrix by Elimination	-25-9y-z=-16 , -15-15y-2z=26 , 20x+9y+z=6	$- 25 - 9 y - z = - 16$ , $- 15 - 15 y - 2 z = 26$ , $20 x + 9 y + z = 6$
5711	Solve Using a Matrix by Elimination	-25x-6y-z=-53 , -15x-10y-2z=-9 , 20x+6y+z=38	$- 25 x - 6 y - z = - 53$ , $- 15 x - 10 y - 2 z = - 9$ , $20 x + 6 y + z = 38$
5712	Solve Using a Matrix by Elimination	28x+40y+32z=30000 , x+y+z=1000	$28 x + 40 y + 32 z = 30000$ , $x + y + z = 1000$
5713	Solve Using a Matrix by Elimination	-2d+11e+f=123 , 4d+e-17f=217 , -d+19e+3f=175	$- 2 d + 11 e + f = 123$ , $4 d + e - 17 f = 217$ , $- d + 19 e + 3 f = 175$
5714	Solve Using a Matrix by Elimination	2w-x=5 , -w+5x+3y-2z=1	$2 w - x = 5$ , $- w + 5 x + 3 y - 2 z = 1$
5715	Solve Using a Matrix by Elimination	2x1-x2-x3=1 , 3x1+2x2+x3=12 , x1+2x2+2x*3=8	$2 x \cdot 1 - x \cdot 2 - x \cdot 3 = 1$ , $3 x \cdot 1 + 2 x \cdot 2 + x \cdot 3 = 12$ , $x \cdot 1 + 2 x \cdot 2 + 2 x \cdot 3 = 8$
5716	Solve Using a Matrix by Elimination	-2x3+7x5=12 , 2x1+4x2+10x3+6x4+12x5=28 , 2x1+4x2-5x3+6x4-5x5=-1	$- 2 x \cdot 3 + 7 x \cdot 5 = 12$ , $2 x \cdot 1 + 4 x \cdot 2 + 10 x \cdot 3 + 6 x \cdot 4 + 12 x \cdot 5 = 28$ , $2 x \cdot 1 + 4 x \cdot 2 - 5 x \cdot 3 + 6 x \cdot 4 - 5 x \cdot 5 = - 1$
5717	Solve Using a Matrix by Elimination	2x+2y-3z=1 , x-y+2z=1 , 5x-2y+3z=6	$2 x + 2 y - 3 z = 1$ , $x - y + 2 z = 1$ , $5 x - 2 y + 3 z = 6$
5718	Solve Using a Matrix by Elimination	2x+2y-z=0 , 3x-2y+z=0 , x+4y-2z=0	$2 x + 2 y - z = 0$ , $3 x - 2 y + z = 0$ , $x + 4 y - 2 z = 0$
5719	Solve Using a Matrix by Elimination	2x+3y+54z=295 , x+y+z=100 , 12x+16y+17y=1526	$2 x + 3 y + 54 z = 295$ , $x + y + z = 100$ , $12 x + 16 y + 17 y = 1526$
5720	Solve Using a Matrix by Elimination	2x+3y+z=9 , 4x+y-3z=-7 , 6x+2y-4z=-8	$2 x + 3 y + z = 9$ , $4 x + y - 3 z = - 7$ , $6 x + 2 y - 4 z = - 8$
5721	Solve Using a Matrix by Elimination	2x+3y=0 , x+3y=-3 , x-y=4	$2 x + 3 y = 0$ , $x + 3 y = - 3$ , $x - y = 4$
5722	Solve Using a Matrix by Elimination	2x+3y=1 , 3x-y=7	$2 x + 3 y = 1$ , $3 x - y = 7$
5723	Solve Using a Matrix by Elimination	2x+3y=4.5 , x+2z=4.4 , 2y+z=3	$2 x + 3 y = 4.5$ , $x + 2 z = 4.4$ , $2 y + z = 3$
5724	Solve Using a Matrix by Elimination	2x+3y=5 , 3x+3y=8	$2 x + 3 y = 5$ , $3 x + 3 y = 8$
5725	Solve Using a Matrix by Elimination	2x+3y=5 , 8x+12y=20	$2 x + 3 y = 5$ , $8 x + 12 y = 20$
5726	Solve Using a Matrix by Elimination	2x+3y=6 , 3x-2y=12	$2 x + 3 y = 6$ , $3 x - 2 y = 12$
5727	Solve Using a Matrix by Elimination	2x+3y-2z=10 , 3x-2y+2z=0 , 4x-y+3z=-1	$2 x + 3 y - 2 z = 10$ , $3 x - 2 y + 2 z = 0$ , $4 x - y + 3 z = - 1$
5728	Solve Using a Matrix by Elimination	2x+3y-z=1 , 3x+5y+z=3	$2 x + 3 y - z = 1$ , $3 x + 5 y + z = 3$
5729	Solve Using a Matrix by Elimination	2x+4y=10 , 3x+5y=20	$2 x + 4 y = 10$ , $3 x + 5 y = 20$
5730	Solve Using a Matrix by Elimination	2x+4y=14 , -2x-4y=-14	$2 x + 4 y = 14$ , $- 2 x - 4 y = - 14$
5731	Solve Using a Matrix by Elimination	2x+4y=3 , 3x-2y=1	$2 x + 4 y = 3$ , $3 x - 2 y = 1$
5732	Solve Using a Matrix by Elimination	(2x+2y)=4 , 0.5x+y=1	$(2 x + 2 y) = 4$ , $0.5 x + y = 1$
5733	Solve Using a Matrix by Elimination	0.03x+0.04y+0.09z=647 , x+y+z=10000 , 3x+4y+9z=64700	$0.03 x + 0.04 y + 0.09 z = 647$ , $x + y + z = 10000$ , $3 x + 4 y + 9 z = 64700$
5734	Solve Using a Matrix by Elimination	0.2x-0.5y=-0.6 , 0.5x-0.2y=-1.5	$0.2 x - 0.5 y = - 0.6$ , $0.5 x - 0.2 y = - 1.5$
5735	Solve Using a Matrix by Elimination	0.77s1-0.11s2=0 , s1+s2=1	$0.77 s \cdot 1 - 0.11 s \cdot 2 = 0$ , $s \cdot 1 + s \cdot 2 = 1$
5736	Solve Using a Matrix by Elimination	1/2x-1/4y=1 , 1/3x+y=3	$\frac{1}{2} x - \frac{1}{4} y = 1$ , $\frac{1}{3} x + y = 3$
5737	Solve Using a Matrix by Elimination	1/3x+1/2y=7 , 2/3x-5/2y=-14	$\frac{1}{3} x + \frac{1}{2} y = 7$ , $\frac{2}{3} x - \frac{5}{2} y = - 14$
5738	Solve Using a Matrix by Elimination	2/3x+y=7 , 1/2x+3/4y=21/4	$\frac{2}{3} x + y = 7$ , $\frac{1}{2} x + \frac{3}{4} y = \frac{21}{4}$
5739	Solve Using a Matrix by Elimination	3/2x-1/4z=1 , 1/3x-1/2z=2	$\frac{3}{2} x - \frac{1}{4} z = 1$ , $\frac{1}{3} x - \frac{1}{2} z = 2$
5740	Solve Using a Matrix by Elimination	(5x)/2+(5y)/3=145/6 , x/4+y/3=31/12	$\frac{5 x}{2} + \frac{5 y}{3} = \frac{145}{6}$ , $\frac{x}{4} + \frac{y}{3} = \frac{31}{12}$
5741	Solve Using a Matrix by Elimination	(7+2x)/7=y , 7z-2(x-5y)=0 , 4x-y=3(x-7z)	$\frac{7 + 2 x}{7} = y$ , $7 z - 2 (x - 5 y) = 0$ , $4 x - y = 3 (x - 7 z)$
5742	Solve Using a Matrix by Elimination	8^(x^1)+9^(x^2)=117 , 4^(x^1)+6^(x^2)=66	$8^{x^{1}} + 9^{x^{2}} = 117$ , $4^{x^{1}} + 6^{x^{2}} = 66$
5743	Solve Using a Matrix by Elimination	x^2+y^2=36 , y^2-4x=36	$x^{2} + y^{2} = 36$ , $y^{2} - 4 x = 36$
5744	Solve Using a Matrix by Elimination	0.5x+0.1y=0.9 , 0.1x-0.1y=-0.1 , x+y=11/3	$0.5 x + 0.1 y = 0.9$ , $0.1 x - 0.1 y = - 0.1$ , $x + y = \frac{11}{3}$
5745	Solve Using a Matrix by Elimination	0.5x=-23.0+4y , -4/3x+y=-19/3	$0.5 x = - 23 + 4 y$ , $- \frac{4}{3} x + y = - \frac{19}{3}$
5746	Solve Using a Matrix by Elimination	1.6x+2y=0.16 , -2.2x-3.1y=0.2	$1.6 x + 2 y = 0.16$ , $- 2.2 x - 3.1 y = 0.2$
5747	Solve Using a Matrix by Elimination	10x+20y+30z=14040 , 5y+7z=3096	$10 x + 20 y + 30 z = 14040$ , $5 y + 7 z = 3096$
5748	Solve Using a Matrix by Elimination	11x+8y+4z=62 , 5x+4y+7z=50 , 3x+2y+4z=28	$11 x + 8 y + 4 z = 62$ , $5 x + 4 y + 7 z = 50$ , $3 x + 2 y + 4 z = 28$
5749	Solve Using a Matrix by Elimination	11x-2y=387 , 3x+6y=-189	$11 x - 2 y = 387$ , $3 x + 6 y = - 189$
5750	Solve Using a Matrix by Elimination	-15x-15y-z=14 , -9x-25y-2z=55 , 12x+15y+z=-20	$- 15 x - 15 y - z = 14$ , $- 9 x - 25 y - 2 z = 55$ , $12 x + 15 y + z = - 20$
5751	Solve Using a Matrix by Elimination	-15x-6y-z=-66 , -9x-10y-2z=-31 , 12x+6y+z=51	$- 15 x - 6 y - z = - 66$ , $- 9 x - 10 y - 2 z = - 31$ , $12 x + 6 y + z = 51$
5752	Tìm Góc Phần Tư	(6,-6)	$(6, - 6)$
5753	Tìm Góc Phần Tư	(-7,3)	$(- 7, 3)$
5754	Tìm Góc Phần Tư	(-9,-5)	$(- 9, - 5)$
5755	Tìm Góc Phần Tư	(10,5)	$c (10, 5)$
5756	Tìm Phương Trình Bằng Cách Sử Dụng Công Thức Điểm-Hệ Số Góc	(2,-8) , (6,-5)	$(2, - 8) (6, - 5)$
5757	Tìm Phương Trình Bằng Cách Sử Dụng Công Thức Điểm-Hệ Số Góc	(-2 3/4,5) , (1 3/4,3)	$(- 2 \frac{3}{4}, 5) (1 \frac{3}{4}, 3)$
5758	Tìm Phương Trình Bằng Cách Sử Dụng Công Thức Điểm-Hệ Số Góc	(5,7) , (2,5)	$(5, 7)$ , $(2, 5)$
5759	Tìm Phương Trình Bằng Cách Sử Dụng Công Thức Điểm-Hệ Số Góc	(-8,2) , (0,5)	$(- 8, 2) (0, 5)$
5760	Tìm Phương Trình Bằng Cách Sử Dụng Công Thức Điểm-Hệ Số Góc	(8,-3) , (14,12)	$(8, - 3)$ , $(14, 12)$
5761	Xác định nếu @POINT là một Đáp Án	(104,40) , y=(5x)/9-160/9	$(104, 40)$ , $y = \frac{5 x}{9} - \frac{160}{9}$
5762	Solve Using a Matrix by Elimination	2x+9y=79 , -2x+y=11	$2 x + 9 y = 79$ , $- 2 x + y = 11$
5763	Solve Using a Matrix by Elimination	2x+9y-3z=0 , 3x-y+4z=1 , 5x+8y+z=1	$2 x + 9 y - 3 z = 0$ , $3 x - y + 4 z = 1$ , $5 x + 8 y + z = 1$
5764	Solve Using a Matrix by Elimination	2x+9y-3z=0 , 7x-2y+4z=1 , 9x+7y+z=1	$2 x + 9 y - 3 z = 0$ , $7 x - 2 y + 4 z = 1$ , $9 x + 7 y + z = 1$
5765	Solve Using a Matrix by Elimination	2x+9-z=0 , 3x-y+2z=1 , 5x+8y+z=1	$2 x + 9 - z = 0$ , $3 x - y + 2 z = 1$ , $5 x + 8 y + z = 1$
5766	Solve Using a Matrix by Elimination	2x+y+z=54 , x-y-z=-18 , 3x+y+2z=66	$2 x + y + z = 54$ , $x - y - z = - 18$ , $3 x + y + 2 z = 66$
5767	Solve Using a Matrix by Elimination	2x+y-3z=12 , 5x-4y+7=27 , 10x+3y-z=40	$2 x + y - 3 z = 12$ , $5 x - 4 y + 7 = 27$ , $10 x + 3 y - z = 40$
5768	Solve Using a Matrix by Elimination	2x+y-z=2 , 5x+5y-4z=5	$2 x + y - z = 2$ , $5 x + 5 y - 4 z = 5$
5769	Solve Using a Matrix by Elimination	2x-2y=-5 , 2y+z=0 , 2x+z=-7	$2 x - 2 y = - 5$ , $2 y + z = 0$ , $2 x + z = - 7$
5770	Solve Using a Matrix by Elimination	2x-3y=10 , 4x-6y=8	$2 x - 3 y = 10$ , $4 x - 6 y = 8$
5771	Solve Using a Matrix by Elimination	2x-3y=19 , 3x+4y=3	$2 x - 3 y = 19$ , $3 x + 4 y = 3$
5772	Solve Using a Matrix by Elimination	2x-3y=-3 , 5x+2y=1	$2 x - 3 y = - 3$ , $5 x + 2 y = 1$
5773	Solve Using a Matrix by Elimination	2x-3y=5 , 3x+4y=-1	$2 x - 3 y = 5$ , $3 x + 4 y = - 1$
5774	Solve Using a Matrix by Elimination	2x+4y-3z=29 , x+2y+5z=-5 , 5x-4y+6z=-24	$2 x + 4 y - 3 z = 29$ , $x + 2 y + 5 z = - 5$ , $5 x - 4 y + 6 z = - 24$
5775	Solve Using a Matrix by Elimination	2x+5y+5=0 , 2y=3x+17	$2 x + 5 y + 5 = 0$ , $2 y = 3 x + 17$
5776	Solve Using a Matrix by Elimination	-2x+5y+z=-3 , 5x+14y-z=-11 , 7x+9y-2z=-5	$- 2 x + 5 y + z = - 3$ , $5 x + 14 y - z = - 11$ , $7 x + 9 y - 2 z = - 5$
5777	Solve Using a Matrix by Elimination	2x+5y=24 , -6x+2y=30	$2 x + 5 y = 24$ , $- 6 x + 2 y = 30$
5778	Solve Using a Matrix by Elimination	2x+5y-2z=14 , 5x-6y+2z=0 , 4x-y+3z=7	$2 x + 5 y - 2 z = 14$ , $5 x - 6 y + 2 z = 0$ , $4 x - y + 3 z = 7$
5779	Solve Using a Matrix by Elimination	16x-10y=10 , -8x-6y=6	$16 x - 10 y = 10$ , $- 8 x - 6 y = 6$
5780	Solve Using a Matrix by Elimination	16x-3y=10 , 2x+9y=20	$16 x - 3 y = 10$ , $2 x + 9 y = 20$
5781	Solve Using a Matrix by Elimination	1800=6x+2y+z , 1400=4x+4y+2z , 700=3x+3y+3z	$1800 = 6 x + 2 y + z$ , $1400 = 4 x + 4 y + 2 z$ , $700 = 3 x + 3 y + 3 z$
5782	Solve Using a Matrix by Elimination	3x+3y=-9 , 3x-3y=21	$3 x + 3 y = - 9$ , $3 x - 3 y = 21$
5783	Solve Using a Matrix by Elimination	3x1+5x2-x3=-7 , x1+x2+x3=-1 , 2x1+x2+11x*3=7	$3 x \cdot 1 + 5 x \cdot 2 - x \cdot 3 = - 7$ , $x \cdot 1 + x \cdot 2 + x \cdot 3 = - 1$ , $2 x \cdot 1 + x \cdot 2 + 11 x \cdot 3 = 7$
5784	Solve Using a Matrix by Elimination	3x1+7x2-x3=11 , x1+2x2-x3=3 , 2x1+4x2-2x*3=10	$3 x \cdot 1 + 7 x \cdot 2 - x \cdot 3 = 11$ , $x \cdot 1 + 2 x \cdot 2 - x \cdot 3 = 3$ , $2 x \cdot 1 + 4 x \cdot 2 - 2 x \cdot 3 = 10$
5785	Solve Using a Matrix by Elimination	3x1+8x2-18x3=32 , 4x1+34x2-74x3=156 , x1+6x2-13x*3=27	$3 x \cdot 1 + 8 x \cdot 2 - 18 x \cdot 3 = 32$ , $4 x \cdot 1 + 34 x \cdot 2 - 74 x \cdot 3 = 156$ , $x \cdot 1 + 6 x \cdot 2 - 13 x \cdot 3 = 27$
5786	Solve Using a Matrix by Elimination	3x1-9x2+12x3=6 , -2x1+6x2-8x3=-4	$3 x \cdot 1 - 9 x \cdot 2 + 12 x \cdot 3 = 6$ , $- 2 x \cdot 1 + 6 x \cdot 2 - 8 x \cdot 3 = - 4$
5787	Solve Using a Matrix by Elimination	3x+11y=45 , 5x-7y=-1	$3 x + 11 y = 45$ , $5 x - 7 y = - 1$
5788	Solve Using a Matrix by Elimination	3x+2y+4z=80 , y-3z=10	$3 x + 2 y + 4 z = 80$ , $y - 3 z = 10$
5789	Solve Using a Matrix by Elimination	3x+2y+z=8 , 4x+5y+3z=25 , x+4y+2z=17	$3 x + 2 y + z = 8$ , $4 x + 5 y + 3 z = 25$ , $x + 4 y + 2 z = 17$
5790	Solve Using a Matrix by Elimination	3x+2y=14 , x-4y=-14	$3 x + 2 y = 14$ , $x - 4 y = - 14$
5791	Solve Using a Matrix by Elimination	3x+2y=14 , x+4y=-14	$3 x + 2 y = 14$ , $x + 4 y = - 14$
5792	Solve Using a Matrix by Elimination	3x+2y=-4 , 4x-2y=-10	$3 x + 2 y = - 4$ , $4 x - 2 y = - 10$
5793	Solve Using a Matrix by Elimination	3a+2y=4 , -6a-4y=-8	$3 a + 2 y = 4$ , $- 6 a - 4 y = - 8$
5794	Solve Using a Matrix by Elimination	3x+2y=480 , 25x+20y=4400	$3 x + 2 y = 480$ , $25 x + 20 y = 4400$
5795	Solve Using a Matrix by Elimination	3x+2y=-6 , 5x-2y=-10	$3 x + 2 y = - 6$ , $5 x - 2 y = - 10$
5796	Solve Using a Matrix by Elimination	3x+2y-1z=2 , 2x-3y+1z=-2 , 1x-1y-1z=4	$3 x + 2 y - 1 z = 2$ , $2 x - 3 y + 1 z = - 2$ , $1 x - 1 y - 1 z = 4$
5797	Solve Using a Matrix by Elimination	3x+2y-z=4 , x+y-z=0 , 2x+y+2z=1	$3 x + 2 y - z = 4$ , $x + y - z = 0$ , $2 x + y + 2 z = 1$
5798	Solve Using a Matrix by Elimination	3x+3y+2z=3405 , 1x+2y+1z=1715 , 2x+1y+2z=1930	$3 x + 3 y + 2 z = 3405$ , $1 x + 2 y + 1 z = 1715$ , $2 x + 1 y + 2 z = 1930$
5799	Solve Using a Matrix by Elimination	-3x+3y-18=0 , -2x+4y-20=0	$- 3 x + 3 y - 18 = 0$ , $- 2 x + 4 y - 20 = 0$
5800	Solve Using a Matrix by Elimination	3x+4y=46 , x+4y=16	$3 x + 4 y = 46$ , $x + 4 y = 16$