9a-13=73

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Solution for 9a-13=73 equation: 


Simplifying
9a + -13 = 73

Reorder the terms:
-13 + 9a = 73

Solving
-13 + 9a = 73

Solving for variable 'a'.

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

Add '13' to each side of the equation.
-13 + 13 + 9a = 73 + 13

Combine like terms: -13 + 13 = 0
0 + 9a = 73 + 13
9a = 73 + 13

Combine like terms: 73 + 13 = 86
9a = 86

Divide each side by '9'.
a = 9.555555556

Simplifying
a = 9.555555556

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