12x+15=3(5+4x)

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Solution for 12x+15=3(5+4x) equation: 



12x+15=3(5+4x)

We move all terms to the left:

12x+15-(3(5+4x))=0

We add all the numbers together, and all the variables

12x-(3(4x+5))+15=0



We calculate terms in parentheses: -(3(4x+5)), so:

3(4x+5)

We multiply parentheses

12x+15

Back to the equation:

-(12x+15)



We get rid of parentheses

12x-12x-15+15=0

We add all the numbers together, and all the variables

=0

x=0/1

x=0

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