9x-28=80

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Solution for 9x-28=80 equation: 


Simplifying
9x + -28 = 80

Reorder the terms:
-28 + 9x = 80

Solving
-28 + 9x = 80

Solving for variable 'x'.

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

Add '28' to each side of the equation.
-28 + 28 + 9x = 80 + 28

Combine like terms: -28 + 28 = 0
0 + 9x = 80 + 28
9x = 80 + 28

Combine like terms: 80 + 28 = 108
9x = 108

Divide each side by '9'.
x = 12

Simplifying
x = 12

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