7a-3+2a+6=39

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Solution for 7a-3+2a+6=39 equation:


Simplifying
7a + -3 + 2a + 6 = 39

Reorder the terms:
-3 + 6 + 7a + 2a = 39

Combine like terms: -3 + 6 = 3
3 + 7a + 2a = 39

Combine like terms: 7a + 2a = 9a
3 + 9a = 39

Solving
3 + 9a = 39

Solving for variable 'a'.

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

Add '-3' to each side of the equation.
3 + -3 + 9a = 39 + -3

Combine like terms: 3 + -3 = 0
0 + 9a = 39 + -3
9a = 39 + -3

Combine like terms: 39 + -3 = 36
9a = 36

Divide each side by '9'.
a = 4

Simplifying
a = 4

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