-2+7x+7x=138

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Solution for -2+7x+7x=138 equation: 


Simplifying
-2 + 7x + 7x = 138

Combine like terms: 7x + 7x = 14x
-2 + 14x = 138

Solving
-2 + 14x = 138

Solving for variable 'x'.

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

Add '2' to each side of the equation.
-2 + 2 + 14x = 138 + 2

Combine like terms: -2 + 2 = 0
0 + 14x = 138 + 2
14x = 138 + 2

Combine like terms: 138 + 2 = 140
14x = 140

Divide each side by '14'.
x = 10

Simplifying
x = 10

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