4a-12=6a+66

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Solution for 4a-12=6a+66 equation:


Simplifying
4a + -12 = 6a + 66

Reorder the terms:
-12 + 4a = 6a + 66

Reorder the terms:
-12 + 4a = 66 + 6a

Solving
-12 + 4a = 66 + 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.
-12 + 4a + -6a = 66 + 6a + -6a

Combine like terms: 4a + -6a = -2a
-12 + -2a = 66 + 6a + -6a

Combine like terms: 6a + -6a = 0
-12 + -2a = 66 + 0
-12 + -2a = 66

Add '12' to each side of the equation.
-12 + 12 + -2a = 66 + 12

Combine like terms: -12 + 12 = 0
0 + -2a = 66 + 12
-2a = 66 + 12

Combine like terms: 66 + 12 = 78
-2a = 78

Divide each side by '-2'.
a = -39

Simplifying
a = -39

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