x^2+x=2x+2

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


Simplifying
x2 + x = 2x + 2

Reorder the terms:
x + x2 = 2x + 2

Reorder the terms:
x + x2 = 2 + 2x

Solving
x + x2 = 2 + 2x

Solving for variable 'x'.

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

Combine like terms: x + -2x = -1x
-2 + -1x + x2 = 2 + 2x + -2 + -2x

Reorder the terms:
-2 + -1x + x2 = 2 + -2 + 2x + -2x

Combine like terms: 2 + -2 = 0
-2 + -1x + x2 = 0 + 2x + -2x
-2 + -1x + x2 = 2x + -2x

Combine like terms: 2x + -2x = 0
-2 + -1x + x2 = 0

Factor a trinomial.
(-1 + -1x)(2 + -1x) = 0

Subproblem 1

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

Subproblem 2

Set the factor '(2 + -1x)' equal to zero and attempt to solve: Simplifying 2 + -1x = 0 Solving 2 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -1x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -1x = 0 + -2 -1x = 0 + -2 Combine like terms: 0 + -2 = -2 -1x = -2 Divide each side by '-1'. x = 2 Simplifying x = 2

Solution

x = {-1, 2}

See similar equations:

| 280=50s+3+50s+6 | | 24x^2-54=54x | | 5-3x=24+x | | 2x+1*x=44 | | 9=-4b+3+2b | | 12+a=5 | | 4y-3y= | | k^2=14k-49 | | 1/6d+2/3=1/4d-1/2 | | 3x+4+8x+3=32 | | 2x*x=22 | | 1132=(19+167)x+16 | | 180=7x+5x+24 | | E^3x=100 | | 5x+45+12y=180 | | R^2-16=-6r | | 180=50+(20+7)w | | 3(23-2t)+1t=0 | | 2-4a=-2(3+4a) | | 0=4x^2-120x-400 | | 9(7k+8)3(k-10)= | | 15=2.2n-8.8 | | 5x+26=31 | | 193+55n= | | 8-c=5 | | b-25=-6 | | -40+2x=15 | | x-7=2+9x | | 7y-8-2y+4=0 | | -12=3v-v | | -(3z-5)+z=0 | | b-30=16 |

Equations solver categories