117=-3(1+5a)

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


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

Solving
117 = -3 + -15a

Solving for variable 'a'.

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

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

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

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

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

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

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

Simplifying
a = -8

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