3+2.5x=15+0.5x

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Solution for 3+2.5x=15+0.5x equation: 



3+2.5x=15+0.5x

We move all terms to the left:

3+2.5x-(15+0.5x)=0

We add all the numbers together, and all the variables

2.5x-(0.5x+15)+3=0

We get rid of parentheses

2.5x-0.5x-15+3=0

We add all the numbers together, and all the variables

2x-12=0

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

2x=12

x=12/2

x=6

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