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

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Solution for 8x-(7x+7)=5x-31 equation:


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

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

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

Combine like terms: 8x + -7x = 1x
-7 + 1x = 5x + -31

Reorder the terms:
-7 + 1x = -31 + 5x

Solving
-7 + 1x = -31 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
-7 + 1x + -5x = -31 + 5x + -5x

Combine like terms: 1x + -5x = -4x
-7 + -4x = -31 + 5x + -5x

Combine like terms: 5x + -5x = 0
-7 + -4x = -31 + 0
-7 + -4x = -31

Add '7' to each side of the equation.
-7 + 7 + -4x = -31 + 7

Combine like terms: -7 + 7 = 0
0 + -4x = -31 + 7
-4x = -31 + 7

Combine like terms: -31 + 7 = -24
-4x = -24

Divide each side by '-4'.
x = 6

Simplifying
x = 6

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