3(5-4a)=15-12a

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Solution for 3(5-4a)=15-12a equation: 


Simplifying
3(5 + -4a) = 15 + -12a
(5 * 3 + -4a * 3) = 15 + -12a
(15 + -12a) = 15 + -12a

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

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

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

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

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

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

Solving
0 = 0

Couldn't find a variable to solve for.

This equation is an identity, all real numbers are solutions.

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