-9a+18=6a-12

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Solution for -9a+18=6a-12 equation:


Simplifying
-9a + 18 = 6a + -12

Reorder the terms:
18 + -9a = 6a + -12

Reorder the terms:
18 + -9a = -12 + 6a

Solving
18 + -9a = -12 + 6a

Solving for variable 'a'.

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

Add '-6a' to each side of the equation.
18 + -9a + -6a = -12 + 6a + -6a

Combine like terms: -9a + -6a = -15a
18 + -15a = -12 + 6a + -6a

Combine like terms: 6a + -6a = 0
18 + -15a = -12 + 0
18 + -15a = -12

Add '-18' to each side of the equation.
18 + -18 + -15a = -12 + -18

Combine like terms: 18 + -18 = 0
0 + -15a = -12 + -18
-15a = -12 + -18

Combine like terms: -12 + -18 = -30
-15a = -30

Divide each side by '-15'.
a = 2

Simplifying
a = 2

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