3(4a+5)=15

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Solution for 3(4a+5)=15 equation: 


Simplifying
3(4a + 5) = 15

Reorder the terms:
3(5 + 4a) = 15
(5 * 3 + 4a * 3) = 15
(15 + 12a) = 15

Add '-15' to each side of the equation.
15 + -15 + 12a = 15 + -15

Combine like terms: 15 + -15 = 0
0 + 12a = 15 + -15
12a = 15 + -15

Combine like terms: 15 + -15 = 0
12a = 0

Solving
12a = 0

Solving for variable 'a'.

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

Divide each side by '12'.
a = 0

Simplifying
a = 0

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