x^2+7x-9x-63=0

Simple and best practice solution for x^2+7x-9x-63=0 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+7x-9x-63=0 equation:


Simplifying
x2 + 7x + -9x + -63 = 0

Reorder the terms:
-63 + 7x + -9x + x2 = 0

Combine like terms: 7x + -9x = -2x
-63 + -2x + x2 = 0

Solving
-63 + -2x + x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-7 + -1x)(9 + -1x) = 0

Subproblem 1

Set the factor '(-7 + -1x)' equal to zero and attempt to solve: Simplifying -7 + -1x = 0 Solving -7 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '7' to each side of the equation. -7 + 7 + -1x = 0 + 7 Combine like terms: -7 + 7 = 0 0 + -1x = 0 + 7 -1x = 0 + 7 Combine like terms: 0 + 7 = 7 -1x = 7 Divide each side by '-1'. x = -7 Simplifying x = -7

Subproblem 2

Set the factor '(9 + -1x)' equal to zero and attempt to solve: Simplifying 9 + -1x = 0 Solving 9 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + -1x = 0 + -9 Combine like terms: 9 + -9 = 0 0 + -1x = 0 + -9 -1x = 0 + -9 Combine like terms: 0 + -9 = -9 -1x = -9 Divide each side by '-1'. x = 9 Simplifying x = 9

Solution

x = {-7, 9}

See similar equations:

| 9(s+65)=927 | | t=.007x^2+.003x | | 9[1-(-2x-6)]=126x+387 | | 4x+2y+3z^2-12=0 | | -348=12(q+35) | | 3-2(x-8)=6+2(3-4x) | | (2x+20)+(x-5)=180 | | x^2-5x+5600=0 | | 3m-7n=form | | -5x(3-4)=-6+20x-9 | | x^5-15-m(2x-8)=0 | | Y=6x-x^2-18 | | 5n+44-51-7n=199 | | 10=-16t^2+20t+12 | | x+x(0.13)=885.16 | | x^3-20x+2=0 | | x(x-3)=2x+6 | | 2x-8x-3=10x-2+10 | | 6x-x^2-18=0 | | -4j-(-5)=-21 | | 8x+56=6x | | Cos(90-x)+sin^2x=0 | | (5x^2-y)dx+xdy=0 | | 8x-56=6x | | (2x^3+y)dx-xdy=0 | | 30568900000-1500000x=3000000000 | | 9x+9=8x+32 | | (4x-25)=(x+3) | | 2(x+1)-6=3x-14 | | -6sin^2x-8-17cosx=0 | | m=2(2,4) | | 3p^4=4p |

Equations solver categories