-142+7x+6x=66

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Solution for -142+7x+6x=66 equation: 


Simplifying
-142 + 7x + 6x = 66

Combine like terms: 7x + 6x = 13x
-142 + 13x = 66

Solving
-142 + 13x = 66

Solving for variable 'x'.

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

Add '142' to each side of the equation.
-142 + 142 + 13x = 66 + 142

Combine like terms: -142 + 142 = 0
0 + 13x = 66 + 142
13x = 66 + 142

Combine like terms: 66 + 142 = 208
13x = 208

Divide each side by '13'.
x = 16

Simplifying
x = 16

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