-3(4a+2)=42

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Solution for -3(4a+2)=42 equation:


Simplifying
-3(4a + 2) = 42

Reorder the terms:
-3(2 + 4a) = 42
(2 * -3 + 4a * -3) = 42
(-6 + -12a) = 42

Solving
-6 + -12a = 42

Solving for variable 'a'.

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

Add '6' to each side of the equation.
-6 + 6 + -12a = 42 + 6

Combine like terms: -6 + 6 = 0
0 + -12a = 42 + 6
-12a = 42 + 6

Combine like terms: 42 + 6 = 48
-12a = 48

Divide each side by '-12'.
a = -4

Simplifying
a = -4

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