7x+9+7x=121

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


Simplifying
7x + 9 + 7x = 121

Reorder the terms:
9 + 7x + 7x = 121

Combine like terms: 7x + 7x = 14x
9 + 14x = 121

Solving
9 + 14x = 121

Solving for variable 'x'.

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

Add '-9' to each side of the equation.
9 + -9 + 14x = 121 + -9

Combine like terms: 9 + -9 = 0
0 + 14x = 121 + -9
14x = 121 + -9

Combine like terms: 121 + -9 = 112
14x = 112

Divide each side by '14'.
x = 8

Simplifying
x = 8

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