9a+9=72

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Solution for 9a+9=72 equation: 


Simplifying
9a + 9 = 72

Reorder the terms:
9 + 9a = 72

Solving
9 + 9a = 72

Solving for variable 'a'.

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

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

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

Combine like terms: 72 + -9 = 63
9a = 63

Divide each side by '9'.
a = 7

Simplifying
a = 7

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