12a+5a+15=55

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Solution for 12a+5a+15=55 equation:


Simplifying
12a + 5a + 15 = 55

Reorder the terms:
15 + 12a + 5a = 55

Combine like terms: 12a + 5a = 17a
15 + 17a = 55

Solving
15 + 17a = 55

Solving for variable 'a'.

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

Add '-15' to each side of the equation.
15 + -15 + 17a = 55 + -15

Combine like terms: 15 + -15 = 0
0 + 17a = 55 + -15
17a = 55 + -15

Combine like terms: 55 + -15 = 40
17a = 40

Divide each side by '17'.
a = 2.352941176

Simplifying
a = 2.352941176

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