7x-9+9x-3=180

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Solution for 7x-9+9x-3=180 equation:


Simplifying
7x + -9 + 9x + -3 = 180

Reorder the terms:
-9 + -3 + 7x + 9x = 180

Combine like terms: -9 + -3 = -12
-12 + 7x + 9x = 180

Combine like terms: 7x + 9x = 16x
-12 + 16x = 180

Solving
-12 + 16x = 180

Solving for variable 'x'.

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

Add '12' to each side of the equation.
-12 + 12 + 16x = 180 + 12

Combine like terms: -12 + 12 = 0
0 + 16x = 180 + 12
16x = 180 + 12

Combine like terms: 180 + 12 = 192
16x = 192

Divide each side by '16'.
x = 12

Simplifying
x = 12

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