(2a+12)+(3a+3)=-3

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Solution for (2a+12)+(3a+3)=-3 equation:


Simplifying
(2a + 12) + (3a + 3) = -3

Reorder the terms:
(12 + 2a) + (3a + 3) = -3

Remove parenthesis around (12 + 2a)
12 + 2a + (3a + 3) = -3

Reorder the terms:
12 + 2a + (3 + 3a) = -3

Remove parenthesis around (3 + 3a)
12 + 2a + 3 + 3a = -3

Reorder the terms:
12 + 3 + 2a + 3a = -3

Combine like terms: 12 + 3 = 15
15 + 2a + 3a = -3

Combine like terms: 2a + 3a = 5a
15 + 5a = -3

Solving
15 + 5a = -3

Solving for variable 'a'.

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

Add '-15' to each side of the equation.
15 + -15 + 5a = -3 + -15

Combine like terms: 15 + -15 = 0
0 + 5a = -3 + -15
5a = -3 + -15

Combine like terms: -3 + -15 = -18
5a = -18

Divide each side by '5'.
a = -3.6

Simplifying
a = -3.6

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