-3(-1-5a)=-117

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Solution for -3(-1-5a)=-117 equation: 


Simplifying
-3(-1 + -5a) = -117
(-1 * -3 + -5a * -3) = -117
(3 + 15a) = -117

Solving
3 + 15a = -117

Solving for variable 'a'.

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

Add '-3' to each side of the equation.
3 + -3 + 15a = -117 + -3

Combine like terms: 3 + -3 = 0
0 + 15a = -117 + -3
15a = -117 + -3

Combine like terms: -117 + -3 = -120
15a = -120

Divide each side by '15'.
a = -8

Simplifying
a = -8

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