-2a+3+7a=-12

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Solution for -2a+3+7a=-12 equation:


Simplifying
-2a + 3 + 7a = -12

Reorder the terms:
3 + -2a + 7a = -12

Combine like terms: -2a + 7a = 5a
3 + 5a = -12

Solving
3 + 5a = -12

Solving for variable 'a'.

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

Add '-3' to each side of the equation.
3 + -3 + 5a = -12 + -3

Combine like terms: 3 + -3 = 0
0 + 5a = -12 + -3
5a = -12 + -3

Combine like terms: -12 + -3 = -15
5a = -15

Divide each side by '5'.
a = -3

Simplifying
a = -3

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