-7+5x+2x=77

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Solution for -7+5x+2x=77 equation: 


Simplifying
-7 + 5x + 2x = 77

Combine like terms: 5x + 2x = 7x
-7 + 7x = 77

Solving
-7 + 7x = 77

Solving for variable 'x'.

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

Add '7' to each side of the equation.
-7 + 7 + 7x = 77 + 7

Combine like terms: -7 + 7 = 0
0 + 7x = 77 + 7
7x = 77 + 7

Combine like terms: 77 + 7 = 84
7x = 84

Divide each side by '7'.
x = 12

Simplifying
x = 12

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