7a+28+5a=124

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Solution for 7a+28+5a=124 equation:


Simplifying
7a + 28 + 5a = 124

Reorder the terms:
28 + 7a + 5a = 124

Combine like terms: 7a + 5a = 12a
28 + 12a = 124

Solving
28 + 12a = 124

Solving for variable 'a'.

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

Add '-28' to each side of the equation.
28 + -28 + 12a = 124 + -28

Combine like terms: 28 + -28 = 0
0 + 12a = 124 + -28
12a = 124 + -28

Combine like terms: 124 + -28 = 96
12a = 96

Divide each side by '12'.
a = 8

Simplifying
a = 8

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