5a-40=39

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Solution for 5a-40=39 equation: 


Simplifying
5a + -40 = 39

Reorder the terms:
-40 + 5a = 39

Solving
-40 + 5a = 39

Solving for variable 'a'.

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

Add '40' to each side of the equation.
-40 + 40 + 5a = 39 + 40

Combine like terms: -40 + 40 = 0
0 + 5a = 39 + 40
5a = 39 + 40

Combine like terms: 39 + 40 = 79
5a = 79

Divide each side by '5'.
a = 15.8

Simplifying
a = 15.8

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