9(x-2)-13=72.5

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Solution for 9(x-2)-13=72.5 equation: 


Simplifying
9(x + -2) + -13 = 72.5

Reorder the terms:
9(-2 + x) + -13 = 72.5
(-2 * 9 + x * 9) + -13 = 72.5
(-18 + 9x) + -13 = 72.5

Reorder the terms:
-18 + -13 + 9x = 72.5

Combine like terms: -18 + -13 = -31
-31 + 9x = 72.5

Solving
-31 + 9x = 72.5

Solving for variable 'x'.

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

Add '31' to each side of the equation.
-31 + 31 + 9x = 72.5 + 31

Combine like terms: -31 + 31 = 0
0 + 9x = 72.5 + 31
9x = 72.5 + 31

Combine like terms: 72.5 + 31 = 103.5
9x = 103.5

Divide each side by '9'.
x = 11.5

Simplifying
x = 11.5

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