-7+9x+7x=121

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Solution for -7+9x+7x=121 equation: 


Simplifying
-7 + 9x + 7x = 121

Combine like terms: 9x + 7x = 16x
-7 + 16x = 121

Solving
-7 + 16x = 121

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 + 16x = 121 + 7

Combine like terms: -7 + 7 = 0
0 + 16x = 121 + 7
16x = 121 + 7

Combine like terms: 121 + 7 = 128
16x = 128

Divide each side by '16'.
x = 8

Simplifying
x = 8

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