-3a+18+6a=2a-5a

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Solution for -3a+18+6a=2a-5a equation:


Simplifying
-3a + 18 + 6a = 2a + -5a

Reorder the terms:
18 + -3a + 6a = 2a + -5a

Combine like terms: -3a + 6a = 3a
18 + 3a = 2a + -5a

Combine like terms: 2a + -5a = -3a
18 + 3a = -3a

Solving
18 + 3a = -3a

Solving for variable 'a'.

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

Add '3a' to each side of the equation.
18 + 3a + 3a = -3a + 3a

Combine like terms: 3a + 3a = 6a
18 + 6a = -3a + 3a

Combine like terms: -3a + 3a = 0
18 + 6a = 0

Add '-18' to each side of the equation.
18 + -18 + 6a = 0 + -18

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

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

Divide each side by '6'.
a = -3

Simplifying
a = -3

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