8a-4+4a+72=180

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Solution for 8a-4+4a+72=180 equation:


Simplifying
8a + -4 + 4a + 72 = 180

Reorder the terms:
-4 + 72 + 8a + 4a = 180

Combine like terms: -4 + 72 = 68
68 + 8a + 4a = 180

Combine like terms: 8a + 4a = 12a
68 + 12a = 180

Solving
68 + 12a = 180

Solving for variable 'a'.

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

Add '-68' to each side of the equation.
68 + -68 + 12a = 180 + -68

Combine like terms: 68 + -68 = 0
0 + 12a = 180 + -68
12a = 180 + -68

Combine like terms: 180 + -68 = 112
12a = 112

Divide each side by '12'.
a = 9.333333333

Simplifying
a = 9.333333333

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