-225=9(x-13)

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Solution for -225=9(x-13) equation:


Simplifying
-225 = 9(x + -13)

Reorder the terms:
-225 = 9(-13 + x)
-225 = (-13 * 9 + x * 9)
-225 = (-117 + 9x)

Solving
-225 = -117 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
-225 + -9x = -117 + 9x + -9x

Combine like terms: 9x + -9x = 0
-225 + -9x = -117 + 0
-225 + -9x = -117

Add '225' to each side of the equation.
-225 + 225 + -9x = -117 + 225

Combine like terms: -225 + 225 = 0
0 + -9x = -117 + 225
-9x = -117 + 225

Combine like terms: -117 + 225 = 108
-9x = 108

Divide each side by '-9'.
x = -12

Simplifying
x = -12

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