x^2-5x=12-4x

Simple and best practice solution for x^2-5x=12-4x 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^2-5x=12-4x equation:


Simplifying
x2 + -5x = 12 + -4x

Reorder the terms:
-5x + x2 = 12 + -4x

Solving
-5x + x2 = 12 + -4x

Solving for variable 'x'.

Reorder the terms:
-12 + -5x + 4x + x2 = 12 + -4x + -12 + 4x

Combine like terms: -5x + 4x = -1x
-12 + -1x + x2 = 12 + -4x + -12 + 4x

Reorder the terms:
-12 + -1x + x2 = 12 + -12 + -4x + 4x

Combine like terms: 12 + -12 = 0
-12 + -1x + x2 = 0 + -4x + 4x
-12 + -1x + x2 = -4x + 4x

Combine like terms: -4x + 4x = 0
-12 + -1x + x2 = 0

Factor a trinomial.
(-3 + -1x)(4 + -1x) = 0

Subproblem 1

Set the factor '(-3 + -1x)' equal to zero and attempt to solve: Simplifying -3 + -1x = 0 Solving -3 + -1x = 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 + -1x = 0 + 3 Combine like terms: -3 + 3 = 0 0 + -1x = 0 + 3 -1x = 0 + 3 Combine like terms: 0 + 3 = 3 -1x = 3 Divide each side by '-1'. x = -3 Simplifying x = -3

Subproblem 2

Set the factor '(4 + -1x)' equal to zero and attempt to solve: Simplifying 4 + -1x = 0 Solving 4 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + -1x = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -1x = 0 + -4 -1x = 0 + -4 Combine like terms: 0 + -4 = -4 -1x = -4 Divide each side by '-1'. x = 4 Simplifying x = 4

Solution

x = {-3, 4}

See similar equations:

| 7/8x-1/4+3/8x=1/16x | | 9/35+6/35 | | (-332)=(-129)+s | | 7/2x+1/2x=3x3/2+5/2x | | x^2+81/x^2=18 | | 4x=24x^2 | | w-454=(-832) | | x^4-18x^2-81=0 | | 2x^2+-9x+9=0 | | 4x=-24x^2 | | 2y^2-24y=94 | | 10=-3m-14 | | 17.7x+5.3y=552 | | -12=-18+n | | 1.5x^2+4.5x-2000=0 | | k+11=-8 | | 2p-10q+12-12p-3= | | 2(v+6)=-3v-3 | | 6p-9q+4-8p-2= | | 12p-5q-10+11q-2r+10= | | 12p-6q+4-7p-6= | | -8.6=m+11.2 | | 3p-4q-12+10q-2r+7= | | -n/9+1=8 | | -5y-7y=104 | | 11p-3q-12+7q-11r+9= | | 11=-p-3 | | 7p-3q-6+7q-3r+10= | | -9m+10+m+4=14-8m | | 7m+5n-4-5m+2n= | | 3h+12=9 | | 2x^2-4x-160=0 |

Equations solver categories