73=a-39

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Solution for 73=a-39 equation:


Simplifying
73 = a + -39

Reorder the terms:
73 = -39 + a

Solving
73 = -39 + a

Solving for variable 'a'.

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

Add '-1a' to each side of the equation.
73 + -1a = -39 + a + -1a

Combine like terms: a + -1a = 0
73 + -1a = -39 + 0
73 + -1a = -39

Add '-73' to each side of the equation.
73 + -73 + -1a = -39 + -73

Combine like terms: 73 + -73 = 0
0 + -1a = -39 + -73
-1a = -39 + -73

Combine like terms: -39 + -73 = -112
-1a = -112

Divide each side by '-1'.
a = 112

Simplifying
a = 112

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