12(a-4)=-3-9

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Solution for 12(a-4)=-3-9 equation:


Simplifying
12(a + -4) = -3 + -9

Reorder the terms:
12(-4 + a) = -3 + -9
(-4 * 12 + a * 12) = -3 + -9
(-48 + 12a) = -3 + -9

Combine like terms: -3 + -9 = -12
-48 + 12a = -12

Solving
-48 + 12a = -12

Solving for variable 'a'.

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

Add '48' to each side of the equation.
-48 + 48 + 12a = -12 + 48

Combine like terms: -48 + 48 = 0
0 + 12a = -12 + 48
12a = -12 + 48

Combine like terms: -12 + 48 = 36
12a = 36

Divide each side by '12'.
a = 3

Simplifying
a = 3

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