8+7a=15

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Solution for 8+7a=15 equation:


Simplifying
8 + 7a = 15

Solving
8 + 7a = 15

Solving for variable 'a'.

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

Add '-8' to each side of the equation.
8 + -8 + 7a = 15 + -8

Combine like terms: 8 + -8 = 0
0 + 7a = 15 + -8
7a = 15 + -8

Combine like terms: 15 + -8 = 7
7a = 7

Divide each side by '7'.
a = 1

Simplifying
a = 1

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