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

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Solution for -x+-31=-(7x+-5)-2x equation:


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

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

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

Combine like terms: -7x + -2x = -9x
-31 + -1x = 5 + -9x

Solving
-31 + -1x = 5 + -9x

Solving for variable 'x'.

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

Add '9x' to each side of the equation.
-31 + -1x + 9x = 5 + -9x + 9x

Combine like terms: -1x + 9x = 8x
-31 + 8x = 5 + -9x + 9x

Combine like terms: -9x + 9x = 0
-31 + 8x = 5 + 0
-31 + 8x = 5

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

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

Combine like terms: 5 + 31 = 36
8x = 36

Divide each side by '8'.
x = 4.5

Simplifying
x = 4.5

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