2x-(7x+5)=8x-31

Simple and best practice solution for 2x-(7x+5)=8x-31 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 2x-(7x+5)=8x-31 equation:


Simplifying
2x + -1(7x + 5) = 8x + -31

Reorder the terms:
2x + -1(5 + 7x) = 8x + -31
2x + (5 * -1 + 7x * -1) = 8x + -31
2x + (-5 + -7x) = 8x + -31

Reorder the terms:
-5 + 2x + -7x = 8x + -31

Combine like terms: 2x + -7x = -5x
-5 + -5x = 8x + -31

Reorder the terms:
-5 + -5x = -31 + 8x

Solving
-5 + -5x = -31 + 8x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-8x' to each side of the equation.
-5 + -5x + -8x = -31 + 8x + -8x

Combine like terms: -5x + -8x = -13x
-5 + -13x = -31 + 8x + -8x

Combine like terms: 8x + -8x = 0
-5 + -13x = -31 + 0
-5 + -13x = -31

Add '5' to each side of the equation.
-5 + 5 + -13x = -31 + 5

Combine like terms: -5 + 5 = 0
0 + -13x = -31 + 5
-13x = -31 + 5

Combine like terms: -31 + 5 = -26
-13x = -26

Divide each side by '-13'.
x = 2

Simplifying
x = 2

See similar equations:

| -4x-5.4-2.2x-1.4x+1= | | x^2=(1/3) | | 6(x-1)-11=53 | | 39=5x-2+5(x+1) | | 9.5-0.5y=4y+14 | | 9-3x=2x-5 | | (x-8)(x+10)=-17 | | you=0.1x | | 2/8÷3 | | 12-b=-3b-16 | | -3(1-2m+n)= | | n(x)=18 | | x^3+10x^2+10x+20=0 | | x^3+10x^2+28x+20=0 | | 2a-8=4a-2a-8 | | -5(x+8)+1(5-x)=1 | | 6x+17+28=8x | | 3m-6m+4=19 | | x-5.6=1.7 | | -2(z-1/11)=-3z | | 15+0.05m=10+0.25m | | 3x+4=12-1 | | y+.4=2.0 | | 21y+20=6y-16 | | 5(6x^2+32x+2)=0 | | 12x+35y=176 | | 6t-12=4(t-1) | | 40x+20=10(40x) | | -12z=-36 | | 10(3x^2+16+1)=0 | | 5(3-3n)=135 | | 1.5r+9=-4.5r-9 |

Equations solver categories