2.5x+7.5=3x+4

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Solution for 2.5x+7.5=3x+4 equation: 



2.5x+7.5=3x+4

We move all terms to the left:

2.5x+7.5-(3x+4)=0

We get rid of parentheses

2.5x-3x-4+7.5=0

We add all the numbers together, and all the variables

-0.5x+3.5=0

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

-0.5x=-3.5

x=-3.5/-0.5

x=+7

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