15+(12+7a)=60

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Solution for 15+(12+7a)=60 equation:


Simplifying
15 + (12 + 7a) = 60

Remove parenthesis around (12 + 7a)
15 + 12 + 7a = 60

Combine like terms: 15 + 12 = 27
27 + 7a = 60

Solving
27 + 7a = 60

Solving for variable 'a'.

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

Add '-27' to each side of the equation.
27 + -27 + 7a = 60 + -27

Combine like terms: 27 + -27 = 0
0 + 7a = 60 + -27
7a = 60 + -27

Combine like terms: 60 + -27 = 33
7a = 33

Divide each side by '7'.
a = 4.714285714

Simplifying
a = 4.714285714

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