Mathway | Problèmes fréquents

Problèmes fréquents

Rang	Matière	Problème	Problème de formatage
49701	Resolva para y	(9y+3)/(6y-7)=(3y+6)/(2y-7)	$\frac{9 y + 3}{6 y - 7} = \frac{3 y + 6}{2 y - 7}$
49702	Resolva para y	(9y+4)/3=(5y-4)/6+15	$\frac{9 y + 4}{3} = \frac{5 y - 4}{6} + 15$
49703	Resolva para y	racine carrée de y^2-16^2=5	$\sqrt{y^{2} - 16^{2}} = 5$
49704	Resolva para y	racine carrée de 3y-y=-6	$\sqrt{3 y} - y = - 6$
49705	Resolva para y	racine carrée de -3y+10=y-2	$\sqrt{- 3 y + 10} = y - 2$
49706	Resolva para y	racine carrée de 3y-5+8=3	$\sqrt{3 y - 5} + 8 = 3$
49707	Resolva para y	racine cubique de 2y+3-1=0	$\sqrt[3]{2 y + 3} - 1 = 0$
49708	Resolva para y	racine septième de 5y-8 = racine septième de 8y+22	$\sqrt[7]{5 y - 8} = \sqrt[7]{8 y + 22}$
49709	Resolva para y	y/0.22=0.7/0.77	$\frac{y}{0.22} = \frac{0.7}{0.77}$
49710	Resolva para y	y/11=17/8	$\frac{y}{11} = \frac{17}{8}$
49711	Resolva para y	y/12=y/15	$\frac{y}{12} = \frac{y}{15}$
49712	Resolva para y	y/15=21/45	$\frac{y}{15} = \frac{21}{45}$
49713	Resolva para y	y/20-2/5=3/10	$\frac{y}{20} - \frac{2}{5} = \frac{3}{10}$
49714	Resolva para y	y/3-5/5=-1/5	$\frac{y}{3} - \frac{5}{5} = - \frac{1}{5}$
49715	Resolva para y	-y/4=2	$- \frac{y}{4} = 2$
49716	Resolva para y	y/5=80	$\frac{y}{5} = 80$
49717	Resolva para y	y/57000=70/100	$\frac{y}{57000} = \frac{70}{100}$
49718	Resolva para y	y/59000=60/100	$\frac{y}{59000} = \frac{60}{100}$
49719	Resolva para y	y/7=12	$\frac{y}{7} = 12$
49720	Resolva para y	y/7-3=4	$\frac{y}{7} - 3 = 4$
49721	Resolva para y	y/-8=11	$\frac{y}{- 8} = 11$
49722	Resolva para y	y/880=20/100	$\frac{y}{880} = \frac{20}{100}$
49723	Resolva para y	y/(y+7)+7/(y-7)=(14y)/(y^2-9)	$\frac{y}{y + 7} + \frac{7}{y - 7} = \frac{14 y}{y^{2} - 9}$
49724	Resolva para y	y^(2/3)-3y^(1/3)-4=0	$y^{\frac{2}{3}} - 3 y^{\frac{1}{3}} - 4 = 0$
49725	Resolva para y	y^2=63	$y^{2} = 63$
49726	Resolva para y	y^2-81=0	$y^{2} - 81 = 0$
49727	Resolva para y	y^2-88y=180	$y^{2} - 88 y = 180$
49728	Resolva para y	y^3+5y^2-9y-45=0	$y^{3} + 5 y^{2} - 9 y - 45 = 0$
49729	Resolva para y	y^3+6y^2-16y-96=0	$y^{3} + 6 y^{2} - 16 y - 96 = 0$
49730	Resolva para y	y^3-3y^2-y=-3	$y^{3} - 3 y^{2} - y = - 3$
49731	Resolva para y	y^4-13y^2+36=0	$y^{4} - 13 y^{2} + 36 = 0$
49732	Resolva para y	(y+1)/4=12-(8y-6)/5	$\frac{y + 1}{4} = 12 - \frac{8 y - 6}{5}$
49733	Resolva para y	(y+1)/(y+4)=(y^2-18y)/(y^2+2y-8)-(y+4)/(y-2)	$\frac{y + 1}{y + 4} = \frac{y^{2} - 18 y}{y^{2} + 2 y - 8} - \frac{y + 4}{y - 2}$
49734	Resolva para y	(y+2)/12=5/8	$\frac{y + 2}{12} = \frac{5}{8}$
49735	Resolva para y	-1/2=y-1	$\frac{- 1}{2} = y - 1$
49736	Resolva para y	1/2y+2/5=-1/6y-2/5	$\frac{1}{2} y + \frac{2}{5} = - \frac{1}{6} y - \frac{2}{5}$
49737	Resolva para y	1/2y+10=-25	$\frac{1}{2} y + 10 = - 25$
49738	Resolva para y	1/2y-2=3/4y+1	$\frac{1}{2} y - 2 = \frac{3}{4} y + 1$
49739	Resolva para y	1/2y-5=3y	$\frac{1}{2} y - 5 = 3 y$
49740	Resolva para y	1/3*\|4y-11\|=y+4	$\frac{1}{3} \cdot \| 4 y - 11 \| = y + 4$
49741	Resolva para y	1/3-5y+5/6=2/3-2y	$\frac{1}{3} - 5 y + \frac{5}{6} = \frac{2}{3} - 2 y$
49742	Resolva para y	1/4y+3/5=-1/2	$\frac{1}{4} y + \frac{3}{5} = - \frac{1}{2}$
49743	Resolva para y	1/5y=16	$\frac{1}{5} y = 16$
49744	Resolva para y	1/6y=-17	$\frac{1}{6} y = - 17$
49745	Resolva para y	1/6y=1/2	$\frac{1}{6} y = \frac{1}{2}$
49746	Resolva para y	1/(8y)=2 3/8	$\frac{1}{8 y} = 2 \frac{3}{8}$
49747	Resolva para y	-1/(y+1)=-6+6/(y+2)	$- \frac{1}{y + 1} = - 6 + \frac{6}{y + 2}$
49748	Resolva para y	1353/y=25/100	$\frac{1353}{y} = \frac{25}{100}$
49749	Resolva para y	18/14=y/(84z)	$\frac{18}{14} = \frac{y}{84 z}$
49750	Resolva para y	19/22=y/(198z)	$\frac{19}{22} = \frac{y}{198 z}$
49751	Resolva para y	2/3=y	$\frac{2}{3} = y$
49752	Resolva para y	2/3y+1/2y=14	$\frac{2}{3} y + \frac{1}{2} y = 14$
49753	Resolva para y	2/3y+2=1/5y	$\frac{2}{3} y + 2 = \frac{1}{5} y$
49754	Resolva para y	2/3y=-14	$\frac{2}{3} y = - 14$
49755	Resolva para y	2/5y-15=2-60%*y	$\frac{2}{5} y - 15 = 2 - 60 % \cdot y$
49756	Resolva para y	2/5y-6=-2	$\frac{2}{5} y - 6 = - 2$
49757	Resolva para y	2/7y+1/7=-3/7	$\frac{2}{7} y + \frac{1}{7} = - \frac{3}{7}$
49758	Resolva para y	2/y+2/5=2/(5y)	$\frac{2}{y} + \frac{2}{5} = \frac{2}{5 y}$
49759	Resolva para y	2/(y-8)-3/(y+7)=1	$\frac{2}{y - 8} - \frac{3}{y + 7} = 1$
49760	Resolva para y	-2^2+y=8	$- 2^{2} + y = 8$
49761	Resolva para y	20/64=y/100	$\frac{20}{64} = \frac{y}{100}$
49762	Resolva para y	25/80=y/100	$\frac{25}{80} = \frac{y}{100}$
49763	Resolva para y	(2y)/3+5=9	$\frac{2 y}{3} + 5 = 9$
49764	Resolva para w	w^3=-18	$w^{3} = - 18$
49765	Resolva para w	w^3=28	$w^{3} = 28$
49766	Resolva para w	0.125w-8(3.75-0.375w)=-0.875w	$0.125 w - 8 (3.75 - 0.375 w) = - 0.875 w$
49767	Resolva para w	0.3w-4=0.8-0.2w	$0.3 w - 4 = 0.8 - 0.2 w$
49768	Resolva para w	1.1w+1.2w-5.4=10	$1.1 w + 1.2 w - 5.4 = 10$
49769	Resolva para w	-10.8=w/3-3.3	$- 10.8 = \frac{w}{3} - 3.3$
49770	Resolva para w	16 1/12=w	$16 \frac{1}{12} = w$
49771	Resolva para w	17=w-4	$17 = w - 4$
49772	Resolva para W	2(W+2)+2W=32	$2 (W + 2) + 2 W = 32$
49773	Resolva para w	-2=w/-7	$- 2 = \frac{w}{- 7}$
49774	Resolva para w	28=w(2w+1)	$28 = w (2 w + 1)$
49775	Resolva para w	2w-7=0	$2 w - 7 = 0$
49776	Resolva para w	3(2w-6)-6(5w+3)=-6w-3	$3 (2 w - 6) - 6 (5 w + 3) = - 6 w - 3$
49777	Resolva para w	3(w+4)=-2(4w-3)+6w	$3 (w + 4) = - 2 (4 w - 3) + 6 w$
49778	Resolva para w	3.3w=9.9	$3.3 w = 9.9$
49779	Resolva para w	-3/(w-2)=6/(2w-4)+1	$- \frac{3}{w - 2} = \frac{6}{2 w - 4} + 1$
49780	Resolva para w	4/(w-2)=-1/(w+3)	$\frac{4}{w - 2} = \frac{- 1}{w + 3}$
49781	Resolva para w	7/12w=161/12	$\frac{7}{12} w = \frac{161}{12}$
49782	Resolva para w	racine carrée de 7w-2 = racine carrée de 4w+10	$\sqrt{7 w} - 2 = \sqrt{4 w} + 10$
49783	Resolva para w	racine carrée de w+13-2=5	$\sqrt{w + 13} - 2 = 5$
49784	Resolva para w	v/h=lwh	$\frac{v}{h} = l w h$
49785	Resolva para w	w/12.6=(83^(2/3))/100	$\frac{w}{12.6} = \frac{83^{\frac{2}{3}}}{100}$
49786	Resolva para w	w/4=22.40	$\frac{w}{4} = 22.4$
49787	Resolva para w	w^2+6w+9=0	$w^{2} + 6 w + 9 = 0$
49788	Resolva para w	w^2=81	$w^{2} = 81$
49789	Resolva para w	0.5(w*-3.5)=-8	$0.5 (w \cdot - 3.5) = - 8$
49790	Resolva para w	0.5(w*-7)=-1.5	$0.5 (w \cdot - 7) = - 1.5$
49791	Resolva para w	0.65*w=143	$0.65 \cdot w = 143$
49792	Resolva para w	1/2w*1/4=1/3w+5/4	$\frac{1}{2} w \cdot \frac{1}{4} = \frac{1}{3} w + \frac{5}{4}$
49793	Resolva para w	-1/2w-6/7=-3/5	$- \frac{1}{2} w - \frac{6}{7} = - \frac{3}{5}$
49794	Resolva para W	12/13=650/W	$\frac{12}{13} = \frac{650}{W}$
49795	Resolva para w	35%=1540*w	$35 % = 1540 \cdot w$
49796	Resolva para w	3w-9=21	$3 w - 9 = 21$
49797	Resolva para w	4w+54+5w=8	$4 w + 54 + 5 w = 8$
49798	Resolva para w	4w+6=-2	$4 w + 6 = - 2$
49799	Resolva para w	4w-6=0	$4 w - 6 = 0$
49800	Resolva para w	5(1-2w)+8w=15	$5 (1 - 2 w) + 8 w = 15$