10(a-9)=-117

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Solution for 10(a-9)=-117 equation: 


Simplifying
10(a + -9) = -117

Reorder the terms:
10(-9 + a) = -117
(-9 * 10 + a * 10) = -117
(-90 + 10a) = -117

Solving
-90 + 10a = -117

Solving for variable 'a'.

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

Add '90' to each side of the equation.
-90 + 90 + 10a = -117 + 90

Combine like terms: -90 + 90 = 0
0 + 10a = -117 + 90
10a = -117 + 90

Combine like terms: -117 + 90 = -27
10a = -27

Divide each side by '10'.
a = -2.7

Simplifying
a = -2.7

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