-5(3-5a)=-115

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Solution for -5(3-5a)=-115 equation: 


Simplifying
-5(3 + -5a) = -115
(3 * -5 + -5a * -5) = -115
(-15 + 25a) = -115

Solving
-15 + 25a = -115

Solving for variable 'a'.

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

Add '15' to each side of the equation.
-15 + 15 + 25a = -115 + 15

Combine like terms: -15 + 15 = 0
0 + 25a = -115 + 15
25a = -115 + 15

Combine like terms: -115 + 15 = -100
25a = -100

Divide each side by '25'.
a = -4

Simplifying
a = -4

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