-3(a-12)=39

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Solution for -3(a-12)=39 equation:


Simplifying
-3(a + -12) = 39

Reorder the terms:
-3(-12 + a) = 39
(-12 * -3 + a * -3) = 39
(36 + -3a) = 39

Solving
36 + -3a = 39

Solving for variable 'a'.

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

Add '-36' to each side of the equation.
36 + -36 + -3a = 39 + -36

Combine like terms: 36 + -36 = 0
0 + -3a = 39 + -36
-3a = 39 + -36

Combine like terms: 39 + -36 = 3
-3a = 3

Divide each side by '-3'.
a = -1

Simplifying
a = -1

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