15=-12a+5a

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Solution for 15=-12a+5a equation:


Simplifying
15 = -12a + 5a

Combine like terms: -12a + 5a = -7a
15 = -7a

Solving
15 = -7a

Solving for variable 'a'.

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

Add '7a' to each side of the equation.
15 + 7a = -7a + 7a

Combine like terms: -7a + 7a = 0
15 + 7a = 0

Add '-15' to each side of the equation.
15 + -15 + 7a = 0 + -15

Combine like terms: 15 + -15 = 0
0 + 7a = 0 + -15
7a = 0 + -15

Combine like terms: 0 + -15 = -15
7a = -15

Divide each side by '7'.
a = -2.142857143

Simplifying
a = -2.142857143

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