If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying -21x2 = 18x Solving -21x2 = 18x Solving for variable 'x'. Reorder the terms: -18x + -21x2 = 18x + -18x Combine like terms: 18x + -18x = 0 -18x + -21x2 = 0 Factor out the Greatest Common Factor (GCF), '-3x'. -3x(6 + 7x) = 0 Ignore the factor -3.Subproblem 1
Set the factor 'x' equal to zero and attempt to solve: Simplifying x = 0 Solving x = 0 Move all terms containing x to the left, all other terms to the right. Simplifying x = 0Subproblem 2
Set the factor '(6 + 7x)' equal to zero and attempt to solve: Simplifying 6 + 7x = 0 Solving 6 + 7x = 0 Move all terms containing x to the left, all other terms to the right. Add '-6' to each side of the equation. 6 + -6 + 7x = 0 + -6 Combine like terms: 6 + -6 = 0 0 + 7x = 0 + -6 7x = 0 + -6 Combine like terms: 0 + -6 = -6 7x = -6 Divide each side by '7'. x = -0.8571428571 Simplifying x = -0.8571428571Solution
x = {0, -0.8571428571}
| 13-7x=69 | | (9x)+45=90 | | 4(4w-1)(2w+1)=30 | | 3w^2+11w+10=0 | | -2+9=x-9 | | u^2+7u+15=0 | | P(4)=10(4)-7 | | P(37)=15(6)+3 | | P(5)=15(2)+3 | | P(10)=10(10)-7 | | 9x-2y=-15 | | 3w^2+4w-7=0 | | 8d-rd-6d-8=2d | | 3c+10=1 | | -3x+5=-6x-7 | | 3b-8=4 | | (12x)+24=180 | | 5x+6y=-9 | | 5x=4x+15 | | w^2+12w+36=0 | | 6s-22=-32+8s | | 8x+3y=9 | | 3x+4=8x-6 | | mw+mn=x | | u^2-10.5u+13.5=0 | | 9.6=6v | | 2x-11=-6+3x | | 9+3q=11+2q | | 5z+4(4-z)=-(z-5)+7 | | w^2-4w+13=0 | | 5z+4(4-z)=-(2-5)+7 | | 2x^2+3y^2=0 |