4(5a-3)=-31

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Solution for 4(5a-3)=-31 equation: 


Simplifying
4(5a + -3) = -31

Reorder the terms:
4(-3 + 5a) = -31
(-3 * 4 + 5a * 4) = -31
(-12 + 20a) = -31

Solving
-12 + 20a = -31

Solving for variable 'a'.

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

Add '12' to each side of the equation.
-12 + 12 + 20a = -31 + 12

Combine like terms: -12 + 12 = 0
0 + 20a = -31 + 12
20a = -31 + 12

Combine like terms: -31 + 12 = -19
20a = -19

Divide each side by '20'.
a = -0.95

Simplifying
a = -0.95

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