39a-19=72

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Solution for 39a-19=72 equation:


Simplifying
39a + -19 = 72

Reorder the terms:
-19 + 39a = 72

Solving
-19 + 39a = 72

Solving for variable 'a'.

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

Add '19' to each side of the equation.
-19 + 19 + 39a = 72 + 19

Combine like terms: -19 + 19 = 0
0 + 39a = 72 + 19
39a = 72 + 19

Combine like terms: 72 + 19 = 91
39a = 91

Divide each side by '39'.
a = 2.333333333

Simplifying
a = 2.333333333

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