x+x+16+7x+-7=180

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Solution for x+x+16+7x+-7=180 equation: 


Simplifying
x + x + 16 + 7x + -7 = 180

Reorder the terms:
16 + -7 + x + x + 7x = 180

Combine like terms: 16 + -7 = 9
9 + x + x + 7x = 180

Combine like terms: x + x = 2x
9 + 2x + 7x = 180

Combine like terms: 2x + 7x = 9x
9 + 9x = 180

Solving
9 + 9x = 180

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 + 9x = 180 + -9

Combine like terms: 9 + -9 = 0
0 + 9x = 180 + -9
9x = 180 + -9

Combine like terms: 180 + -9 = 171
9x = 171

Divide each side by '9'.
x = 19

Simplifying
x = 19

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