12(a+-2)=-15

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Solution for 12(a+-2)=-15 equation:


Simplifying
12(a + -2) = -15

Reorder the terms:
12(-2 + a) = -15
(-2 * 12 + a * 12) = -15
(-24 + 12a) = -15

Solving
-24 + 12a = -15

Solving for variable 'a'.

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

Add '24' to each side of the equation.
-24 + 24 + 12a = -15 + 24

Combine like terms: -24 + 24 = 0
0 + 12a = -15 + 24
12a = -15 + 24

Combine like terms: -15 + 24 = 9
12a = 9

Divide each side by '12'.
a = 0.75

Simplifying
a = 0.75

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