9(a+3)=72

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Solution for 9(a+3)=72 equation: 


Simplifying
9(a + 3) = 72

Reorder the terms:
9(3 + a) = 72
(3 * 9 + a * 9) = 72
(27 + 9a) = 72

Solving
27 + 9a = 72

Solving for variable 'a'.

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

Add '-27' to each side of the equation.
27 + -27 + 9a = 72 + -27

Combine like terms: 27 + -27 = 0
0 + 9a = 72 + -27
9a = 72 + -27

Combine like terms: 72 + -27 = 45
9a = 45

Divide each side by '9'.
a = 5

Simplifying
a = 5

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