72=3(2a+6)

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Solution for 72=3(2a+6) equation:


Simplifying
72 = 3(2a + 6)

Reorder the terms:
72 = 3(6 + 2a)
72 = (6 * 3 + 2a * 3)
72 = (18 + 6a)

Solving
72 = 18 + 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.
72 + -6a = 18 + 6a + -6a

Combine like terms: 6a + -6a = 0
72 + -6a = 18 + 0
72 + -6a = 18

Add '-72' to each side of the equation.
72 + -72 + -6a = 18 + -72

Combine like terms: 72 + -72 = 0
0 + -6a = 18 + -72
-6a = 18 + -72

Combine like terms: 18 + -72 = -54
-6a = -54

Divide each side by '-6'.
a = 9

Simplifying
a = 9

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