18-(-15x)=10x-31

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Solution for 18-(-15x)=10x-31 equation:


Simplifying
18 + -1(-15x) = 10x + -31

Remove parenthesis around (-15x)
18 + -1 * -15x = 10x + -31

Multiply -1 * -15
18 + 15x = 10x + -31

Reorder the terms:
18 + 15x = -31 + 10x

Solving
18 + 15x = -31 + 10x

Solving for variable 'x'.

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

Add '-10x' to each side of the equation.
18 + 15x + -10x = -31 + 10x + -10x

Combine like terms: 15x + -10x = 5x
18 + 5x = -31 + 10x + -10x

Combine like terms: 10x + -10x = 0
18 + 5x = -31 + 0
18 + 5x = -31

Add '-18' to each side of the equation.
18 + -18 + 5x = -31 + -18

Combine like terms: 18 + -18 = 0
0 + 5x = -31 + -18
5x = -31 + -18

Combine like terms: -31 + -18 = -49
5x = -49

Divide each side by '5'.
x = -9.8

Simplifying
x = -9.8

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