x^2+2x-23=12

Simple and best practice solution for x^2+2x-23=12 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+2x-23=12 equation:


Simplifying
x2 + 2x + -23 = 12

Reorder the terms:
-23 + 2x + x2 = 12

Solving
-23 + 2x + x2 = 12

Solving for variable 'x'.

Reorder the terms:
-23 + -12 + 2x + x2 = 12 + -12

Combine like terms: -23 + -12 = -35
-35 + 2x + x2 = 12 + -12

Combine like terms: 12 + -12 = 0
-35 + 2x + x2 = 0

Factor a trinomial.
(-7 + -1x)(5 + -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 '(5 + -1x)' equal to zero and attempt to solve: Simplifying 5 + -1x = 0 Solving 5 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -1x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -1x = 0 + -5 -1x = 0 + -5 Combine like terms: 0 + -5 = -5 -1x = -5 Divide each side by '-1'. x = 5 Simplifying x = 5

Solution

x = {-7, 5}

See similar equations:

| -9=-3/v | | -2(3+4p)=-118 | | 17p-3-4=10 | | 48(75)=x | | 11/12-(-1/5) | | 4x(8-x)/2=46 | | X^2+2ax-4a^2=0 | | 48h^2-75=0 | | 6(x-40)=5x-15 | | 30+x^2=11x | | y=2x+-14 | | -7(6x+15)=-315 | | 1+5r=-49 | | 12n-5n+48=13 | | 16(x+2)-7=4(x-6)+17 | | -6(-8x+-17)=-330 | | -8xy+8xy= | | .07z=-.05z+3.6 | | 4/5y=8/1 | | 5(8x+-16)=-520 | | (27-p)^5/4=32 | | 20=3d+2 | | (7x+8)-(9x+15)= | | 3x+2+5x=18+2x | | 5x+2(x)=260 | | -x^3-3x^2+24x+72=0 | | -8+9=137 | | 22+6x=10 | | 2.3s=82.5 | | 16=-4(a+3) | | y^2+10y-25=0 | | 2xsquared+4x=240 |

Equations solver categories