3(12+4a)=6a-18

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Solution for 3(12+4a)=6a-18 equation:


Simplifying
3(12 + 4a) = 6a + -18
(12 * 3 + 4a * 3) = 6a + -18
(36 + 12a) = 6a + -18

Reorder the terms:
36 + 12a = -18 + 6a

Solving
36 + 12a = -18 + 6a

Solving for variable 'a'.

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

Add '-6a' to each side of the equation.
36 + 12a + -6a = -18 + 6a + -6a

Combine like terms: 12a + -6a = 6a
36 + 6a = -18 + 6a + -6a

Combine like terms: 6a + -6a = 0
36 + 6a = -18 + 0
36 + 6a = -18

Add '-36' to each side of the equation.
36 + -36 + 6a = -18 + -36

Combine like terms: 36 + -36 = 0
0 + 6a = -18 + -36
6a = -18 + -36

Combine like terms: -18 + -36 = -54
6a = -54

Divide each side by '6'.
a = -9

Simplifying
a = -9

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