9+3(a+3)=66

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Solution for 9+3(a+3)=66 equation:


Simplifying
9 + 3(a + 3) = 66

Reorder the terms:
9 + 3(3 + a) = 66
9 + (3 * 3 + a * 3) = 66
9 + (9 + 3a) = 66

Combine like terms: 9 + 9 = 18
18 + 3a = 66

Solving
18 + 3a = 66

Solving for variable 'a'.

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

Add '-18' to each side of the equation.
18 + -18 + 3a = 66 + -18

Combine like terms: 18 + -18 = 0
0 + 3a = 66 + -18
3a = 66 + -18

Combine like terms: 66 + -18 = 48
3a = 48

Divide each side by '3'.
a = 16

Simplifying
a = 16

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