7x+13+9x-9=180

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Solution for 7x+13+9x-9=180 equation:


Simplifying
7x + 13 + 9x + -9 = 180

Reorder the terms:
13 + -9 + 7x + 9x = 180

Combine like terms: 13 + -9 = 4
4 + 7x + 9x = 180

Combine like terms: 7x + 9x = 16x
4 + 16x = 180

Solving
4 + 16x = 180

Solving for variable 'x'.

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

Add '-4' to each side of the equation.
4 + -4 + 16x = 180 + -4

Combine like terms: 4 + -4 = 0
0 + 16x = 180 + -4
16x = 180 + -4

Combine like terms: 180 + -4 = 176
16x = 176

Divide each side by '16'.
x = 11

Simplifying
x = 11

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