6a+9-12a-24=15

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Solution for 6a+9-12a-24=15 equation:


Simplifying
6a + 9 + -12a + -24 = 15

Reorder the terms:
9 + -24 + 6a + -12a = 15

Combine like terms: 9 + -24 = -15
-15 + 6a + -12a = 15

Combine like terms: 6a + -12a = -6a
-15 + -6a = 15

Solving
-15 + -6a = 15

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 + -6a = 15 + 15

Combine like terms: -15 + 15 = 0
0 + -6a = 15 + 15
-6a = 15 + 15

Combine like terms: 15 + 15 = 30
-6a = 30

Divide each side by '-6'.
a = -5

Simplifying
a = -5

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