4x+45=12x+15

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Solution for 4x+45=12x+15 equation: 



4x+45=12x+15

We move all terms to the left:

4x+45-(12x+15)=0

We get rid of parentheses

4x-12x-15+45=0

We add all the numbers together, and all the variables

-8x+30=0

We move all terms containing x to the left, all other terms to the right

-8x=-30

x=-30/-8

x=3+3/4

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