x^2=-9-6x

Simple and best practice solution for x^2=-9-6x equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for x^2=-9-6x equation:


Simplifying
x2 = -9 + -6x

Solving
x2 = -9 + -6x

Solving for variable 'x'.

Reorder the terms:
9 + 6x + x2 = -9 + -6x + 9 + 6x

Reorder the terms:
9 + 6x + x2 = -9 + 9 + -6x + 6x

Combine like terms: -9 + 9 = 0
9 + 6x + x2 = 0 + -6x + 6x
9 + 6x + x2 = -6x + 6x

Combine like terms: -6x + 6x = 0
9 + 6x + x2 = 0

Factor a trinomial.
(3 + x)(3 + x) = 0

Subproblem 1

Set the factor '(3 + x)' equal to zero and attempt to solve: Simplifying 3 + x = 0 Solving 3 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + x = 0 + -3 x = 0 + -3 Combine like terms: 0 + -3 = -3 x = -3 Simplifying x = -3

Subproblem 2

Set the factor '(3 + x)' equal to zero and attempt to solve: Simplifying 3 + x = 0 Solving 3 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + x = 0 + -3 x = 0 + -3 Combine like terms: 0 + -3 = -3 x = -3 Simplifying x = -3

Solution

x = {-3, -3}

See similar equations:

| X/2+5=x+3 | | k^2=-3k+18 | | 5x+50=150 | | n^2=2n+35 | | 5+2n=4 | | n^2+12n=-32 | | 5n+2n=4 | | 5n+2*n=4 | | 10x-1=7x+8 | | 37+2y=85 | | b^2=22 | | n^2=-30-11n | | 11+4r=38 | | -4f+6=34 | | (8x)=28g | | 2v-7=65 | | 5u-2(u-8)=u+8 | | 5g+4g+2=g+2 | | 3x=369 | | 2x-3=2-3x | | 6m+2=-10 | | 8x+6x=148 | | 2x+97=797 | | 12x-7=-5x+27 | | 2x-9=91 | | -2.3x+1.3+x=2.5 | | x+x+12=204 | | 12x-7-8x=5 | | 12x-7-8=5 | | ln(x)-ln(y)=-2 | | 5-4y+y+7=0 | | -2x+4=-1x-6 |

Equations solver categories