39=3a+7

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Solution for 39=3a+7 equation:


Simplifying
39 = 3a + 7

Reorder the terms:
39 = 7 + 3a

Solving
39 = 7 + 3a

Solving for variable 'a'.

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

Add '-3a' to each side of the equation.
39 + -3a = 7 + 3a + -3a

Combine like terms: 3a + -3a = 0
39 + -3a = 7 + 0
39 + -3a = 7

Add '-39' to each side of the equation.
39 + -39 + -3a = 7 + -39

Combine like terms: 39 + -39 = 0
0 + -3a = 7 + -39
-3a = 7 + -39

Combine like terms: 7 + -39 = -32
-3a = -32

Divide each side by '-3'.
a = 10.66666667

Simplifying
a = 10.66666667

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