3a-6=15a+18

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Solution for 3a-6=15a+18 equation:


Simplifying
3a + -6 = 15a + 18

Reorder the terms:
-6 + 3a = 15a + 18

Reorder the terms:
-6 + 3a = 18 + 15a

Solving
-6 + 3a = 18 + 15a

Solving for variable 'a'.

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

Add '-15a' to each side of the equation.
-6 + 3a + -15a = 18 + 15a + -15a

Combine like terms: 3a + -15a = -12a
-6 + -12a = 18 + 15a + -15a

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

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

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

Combine like terms: 18 + 6 = 24
-12a = 24

Divide each side by '-12'.
a = -2

Simplifying
a = -2

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