4(3a+3)-2=-86

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Solution for 4(3a+3)-2=-86 equation:


Simplifying
4(3a + 3) + -2 = -86

Reorder the terms:
4(3 + 3a) + -2 = -86
(3 * 4 + 3a * 4) + -2 = -86
(12 + 12a) + -2 = -86

Reorder the terms:
12 + -2 + 12a = -86

Combine like terms: 12 + -2 = 10
10 + 12a = -86

Solving
10 + 12a = -86

Solving for variable 'a'.

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

Add '-10' to each side of the equation.
10 + -10 + 12a = -86 + -10

Combine like terms: 10 + -10 = 0
0 + 12a = -86 + -10
12a = -86 + -10

Combine like terms: -86 + -10 = -96
12a = -96

Divide each side by '12'.
a = -8

Simplifying
a = -8

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