4(2a+5)=-12

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Solution for 4(2a+5)=-12 equation:


Simplifying
4(2a + 5) = -12

Reorder the terms:
4(5 + 2a) = -12
(5 * 4 + 2a * 4) = -12
(20 + 8a) = -12

Solving
20 + 8a = -12

Solving for variable 'a'.

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

Add '-20' to each side of the equation.
20 + -20 + 8a = -12 + -20

Combine like terms: 20 + -20 = 0
0 + 8a = -12 + -20
8a = -12 + -20

Combine like terms: -12 + -20 = -32
8a = -32

Divide each side by '8'.
a = -4

Simplifying
a = -4

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