-75+8x+7x=120

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Solution for -75+8x+7x=120 equation: 


Simplifying
-75 + 8x + 7x = 120

Combine like terms: 8x + 7x = 15x
-75 + 15x = 120

Solving
-75 + 15x = 120

Solving for variable 'x'.

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

Add '75' to each side of the equation.
-75 + 75 + 15x = 120 + 75

Combine like terms: -75 + 75 = 0
0 + 15x = 120 + 75
15x = 120 + 75

Combine like terms: 120 + 75 = 195
15x = 195

Divide each side by '15'.
x = 13

Simplifying
x = 13

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