Mathway | Problèmes fréquents

Problèmes fréquents

Rang	Matière	Problème	Problème de formatage
1601	Resolva para x	2/3x+1/6=-3/4x+1	$\frac{2}{3} x + \frac{1}{6} = - \frac{3}{4} x + 1$
1602	Resolva para x	2/3x+6/3=-2/3	$\frac{2}{3} x + \frac{6}{3} = - \frac{2}{3}$
1603	Resolva para x	(-22+3x)/(3x+7)=2	$\frac{- 22 + 3 x}{3 x + 7} = 2$
1604	Resolva para x	14/(x-2)=7/(x-4)	$\frac{14}{x - 2} = \frac{7}{x - 4}$
1605	Resolva para x	15/(x+2)=3/5	$\frac{15}{x + 2} = \frac{3}{5}$
1606	Resolva para x	\|4x-7\|=8	$\| 4 x - 7 \| = 8$
1607	Resolva para x	1/2*(16-x)=-12(x+7)	$\frac{1}{2} \cdot (16 - x) = - 12 (x + 7)$
1608	Resolva para x	1/2-3/5=x/10	$\frac{1}{2} - \frac{3}{5} = \frac{x}{10}$
1609	Resolva para x	1/10*(x+11)=-2(8-x)	$\frac{1}{10} \cdot (x + 11) = - 2 (8 - x)$
1610	Resolva para x	1/3=x/42	$\frac{1}{3} = \frac{x}{42}$
1611	Resolva para x	1/4x=9	$\frac{1}{4} x = 9$
1612	Resolva para x	1/8x=1/4	$\frac{1}{8} x = \frac{1}{4}$
1613	Resolva para x	-1/9=x-5/6	$- \frac{1}{9} = x - \frac{5}{6}$
1614	Simplifier	(6x)/57	$\frac{6 x}{57}$
1615	Simplifier	(6x)/33	$\frac{6 x}{33}$
1616	Simplifier	6/x+5/(2x^2)	$\frac{6}{x} + \frac{5}{2 x^{2}}$
1617	Simplifier	6/(x-4)+3/(x+1)	$\frac{6}{x - 4} + \frac{3}{x + 1}$
1618	Simplifier	6/24	$\frac{6}{24}$
1619	Simplifier	(6/7)÷5	$\frac{6}{7} \div 5$
1620	Simplifier	-5/(x-1)+(2-3x)/x	$- \frac{5}{x - 1} + \frac{2 - 3 x}{x}$
1621	Simplifier	-5/(x-3)--4/(x+2)	$\frac{- 5}{x - 3} - \frac{- 4}{x + 2}$
1622	Simplifier	(5a)/(a+7)-(3a+2)/(a+7)+4/(a+7)	$\frac{5 a}{a + 7} - \frac{3 a + 2}{a + 7} + \frac{4}{a + 7}$
1623	Simplifier	(5x)/(2x^2+5x-3)-(2x)/(x^2+6x+9)	$\frac{5 x}{2 x^{2} + 5 x - 3} - \frac{2 x}{x^{2} + 6 x + 9}$
1624	Simplifier	(5x-20)/(3x^2+x)*(3x^2+13x+4)/(x^2-16)	$\frac{5 x - 20}{3 x^{2} + x} \cdot \frac{3 x^{2} + 13 x + 4}{x^{2} - 16}$
1625	Simplifier	(-4x)/(x^3-8x)+(5x)/(x^3-8x)	$\frac{- 4 x}{x^{3} - 8 x} + \frac{5 x}{x^{3} - 8 x}$
1626	Simplifier	(4x)/(x-7)-(3x)/(x-5)	$\frac{4 x}{x - 7} - \frac{3 x}{x - 5}$
1627	Simplifier	((4x-16)/(5x+15))÷((4-x)/(2x+6))	$\frac{4 x - 16}{5 x + 15} \div \frac{4 - x}{2 x + 6}$
1628	Simplifier	5/(x+2)-3/(x-2)	$\frac{5}{x + 2} - \frac{3}{x - 2}$
1629	Simplifier	5/(2a)+7/(3b)-2/b-3/(4a)	$\frac{5}{2 a} + \frac{7}{3 b} - \frac{2}{b} - \frac{3}{4 a}$
1630	Simplifier	(5/20)÷((5x)/3)	$\frac{5}{20} \div \frac{5 x}{3}$
1631	Simplifier	5/(3x-21)+x/(x^2-49)	$\frac{5}{3 x - 21} + \frac{x}{x^{2} - 49}$
1632	Simplifier	(3x^4)/7-(16x^2)/21	$\frac{3 x^{4}}{7} - \frac{16 x^{2}}{21}$
1633	Simplifier	3/(x^2+2x-15)-4/(x^2+10x+25)	$\frac{3}{x^{2} + 2 x - 15} - \frac{4}{x^{2} + 10 x + 25}$
1634	Simplifier	3/8x-1/24x	$\frac{3}{8} x - \frac{1}{24} x$
1635	Simplifier	3/m+8	$\frac{3}{m} + 8$
1636	Simplifier	(3x)/4	$\frac{3 x}{4}$
1637	Simplifier	(3x+3)/7*14/(18x+18)	$\frac{3 x + 3}{7} \cdot \frac{14}{18 x + 18}$
1638	Simplifier	4/(3b)-2/(5b)	$\frac{4}{3 b} - \frac{2}{5 b}$
1639	Simplifier	(4/5)÷3 1/2	$\frac{4}{5} \div 3 \frac{1}{2}$
1640	Simplifier	4/r+6/(r-1)	$\frac{4}{r} + \frac{6}{r - 1}$
1641	Simplifier	m^2-14m+c	$m^{2} - 14 m + c$
1642	Simplifier	r^0	$r^{0}$
1643	Simplifier	i^(4n)	$i^{4 n}$
1644	Simplifier	k^3+4k^2-16k-64	$k^{3} + 4 k^{2} - 16 k - 64$
1645	Simplifier	((a+b)/(ab))÷((a^2-b^2)/(4a^3b))	$\frac{a + b}{a b} \div \frac{a^{2} - b^{2}}{4 a^{3} b}$
1646	Simplifier	d^j*d^k	$d^{j} \cdot d^{k}$
1647	Simplifier	7/x+2/(3x^2)	$\frac{7}{x} + \frac{2}{3 x^{2}}$
1648	Simplifier	7/x+4/(7x^2)	$\frac{7}{x} + \frac{4}{7 x^{2}}$
1649	Simplifier	7/x-6/(x+3)	$\frac{7}{x} - \frac{6}{x + 3}$
1650	Simplifier	(9x)/15+1/15	$\frac{9 x}{15} + \frac{1}{15}$
1651	Simplifier	(a/b)÷(c/d)	$\frac{a}{b} \div \frac{c}{d}$
1652	Simplifier	(9x^2-18x-7)/(2x-4)*(x-2)/(9x^2-49)	$\frac{9 x^{2} - 18 x - 7}{2 x - 4} \cdot \frac{x - 2}{9 x^{2} - 49}$
1653	Simplifier	-2x(x-5)	$- 2 x (x - 5)$
1654	Simplifier	(22x^2y^2)÷11x^2y^2	$22 x^{2} y^{2} \div 11 x^{2} y^{2}$
1655	Simplifier	24x^4-6x^3+2x^2+42x-48÷6x^2+3x-6	$24 x^{4} - 6 x^{3} + 2 x^{2} + 42 x - 48 \div 6 x^{2} + 3 x - 6$
1656	Simplifier	25n^2	$25 n^{2}$
1657	Simplifier	25x^2+10x+1	$25 x^{2} + 10 x + 1$
1658	Simplifier	2p^-5	$2 p^{- 5}$
1659	Simplifier	-12z+4(z-9)+30+z	$- 12 z + 4 (z - 9) + 30 + z$
1660	Simplifier	-2(x-6)	$- 2 (x - 6)$
1661	Simplifier	-2(7-N)+4	$- 2 (7 - N) + 4$
1662	Simplifier	16x^2-5(7-x^2)+43	$16 x^{2} - 5 (7 - x^{2}) + 43$
1663	Simplifier	((x+2)/(x-1))÷((x+4)/(x^2+4x-5))	$\frac{x + 2}{x - 1} \div \frac{x + 4}{x^{2} + 4 x - 5}$
1664	Simplifier	(x+5)/(3x+12)-(x-4)/(4x+16)	$\frac{x + 5}{3 x + 12} - \frac{x - 4}{4 x + 16}$
1665	Simplifier	(x-7)/(x^2+2x-8)+5/(x+4)	$\frac{x - 7}{x^{2} + 2 x - 8} + \frac{5}{x + 4}$
1666	Simplifier	10t+4(1-4t)	$10 t + 4 (1 - 4 t)$
1667	Simplifier	1 4/5	$1 \frac{4}{5}$
1668	Simplifier	x^8y^8-x^7y^6+x^6y^5+x^5y^5	$x^{8} y^{8} - x^{7} y^{6} + x^{6} y^{5} + x^{5} y^{5}$
1669	Simplifier	x^3-2x^2-9x+18	$x^{3} - 2 x^{2} - 9 x + 18$
1670	Simplifier	x^2-2x-5	$x^{2} - 2 x - 5$
1671	Simplifier	((2x-6)/(3x))÷((x^2-2x-3)/(x^2+x))	$\frac{2 x - 6}{3 x} \div \frac{x^{2} - 2 x - 3}{x^{2} + x}$
1672	Simplifier	27/3	$\frac{27}{3}$
1673	Simplifier	28/36	$\frac{28}{36}$
1674	Simplifier	28/7	$\frac{28}{7}$
1675	Simplifier	2/15	$\frac{2}{15}$
1676	Simplifier	(2/25)÷(1/3)+1/5	$\frac{2}{25} \div \frac{1}{3} + \frac{1}{5}$
1677	Simplifier	2/3(6a+3b)-1/2(a-2b)	$\frac{2}{3} \cdot (6 a + 3 b) - \frac{1}{2} \cdot (a - 2 b)$
1678	Simplifier	2/(x-5)+3/(x+4)	$\frac{2}{x - 5} + \frac{3}{x + 4}$
1679	Simplifier	((14x^2+3x-2)/(5x+15))÷((49x^2-4)/(x+3))	$\frac{14 x^{2} + 3 x - 2}{5 x + 15} \div \frac{49 x^{2} - 4}{x + 3}$
1680	Simplifier	((2x^2)/5)÷((x^3)/15)	$\frac{2 x^{2}}{5} \div \frac{x^{3}}{15}$
1681	Simplifier	1/( racine carrée de x-1)-1/( racine carrée de x+1)+1/(x-1)	$\frac{1}{\sqrt{x} - 1} - \frac{1}{\sqrt{x} + 1} + \frac{1}{x - 1}$
1682	Simplifier	-1/8*(8y+3)	$- \frac{1}{8} \cdot (8 y + 3)$
1683	Simplifier	1/4(5y-3)+1/8(6y+9)	$\frac{1}{4} \cdot (5 y - 3) + \frac{1}{8} \cdot (6 y + 9)$
1684	Simplifier	1/4*(8-6x+12)	$\frac{1}{4} \cdot (8 - 6 x + 12)$
1685	Simplifier	1/20	$\frac{1}{20}$
1686	Simplifier	11/(x-11)+x/(x-11)	$\frac{11}{x - 11} + \frac{x}{x - 11}$
1687	Simplifier	(12x-8)/15*6/(2-3x)	$\frac{12 x - 8}{15} \cdot \frac{6}{2 - 3 x}$
1688	Simplifier	(100m^100)/(200m^200)	$\frac{100 m^{100}}{200 m^{200}}$
1689	Simplifier	13/200	$\frac{13}{200}$
1690	Simplifier	-(13y)/14*2/(7y)	$- \frac{13 y}{14} \cdot \frac{2}{7 y}$
1691	Simplifier	(a^2)/(a+4)-16/(a+4)	$\frac{a^{2}}{a + 4} - \frac{16}{a + 4}$
1692	Simplifier	( racine carrée de 63+12)/18	$\frac{\sqrt{63} + 12}{18}$
1693	Simplifier	(x^2)/(x-7)+(3x-70)/(x-7)	$\frac{x^{2}}{x - 7} + \frac{3 x - 70}{x - 7}$
1694	Simplifier	(x^2)/(x-4)+16/(4-x)	$\frac{x^{2}}{x - 4} + \frac{16}{4 - x}$
1695	Simplifier	((y^2+7y+10)/(y^2+5y))÷((y^2+y-2)/(2y))	$\frac{y^{2} + 7 y + 10}{y^{2} + 5 y} \div \frac{y^{2} + y - 2}{2 y}$
1696	Simplifier	(y^30)/(y*6)	$\frac{y^{30}}{y \cdot 6}$
1697	Simplifier	(x^2-25)/(x^2)*(x^2-5x)/(x^2+5x-50)	$\frac{x^{2} - 25}{x^{2}} \cdot \frac{x^{2} - 5 x}{x^{2} + 5 x - 50}$
1698	Simplifier	(-5a)^3	${(- 5 a)}^{3}$
1699	Simplifier	(6x^2)^3	${(6 x^{2})}^{3}$
1700	Simplifier	(7x+1)^2	${(7 x + 1)}^{2}$