9a-27=63

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Solution for 9a-27=63 equation: 


Simplifying
9a + -27 = 63

Reorder the terms:
-27 + 9a = 63

Solving
-27 + 9a = 63

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 = 63 + 27

Combine like terms: -27 + 27 = 0
0 + 9a = 63 + 27
9a = 63 + 27

Combine like terms: 63 + 27 = 90
9a = 90

Divide each side by '9'.
a = 10

Simplifying
a = 10

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