3-7x=7.5+5x

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Solution for 3-7x=7.5+5x equation: 



3-7x=7.5+5x

We move all terms to the left:

3-7x-(7.5+5x)=0

We add all the numbers together, and all the variables

-7x-(5x+7.5)+3=0

We get rid of parentheses

-7x-5x-7.5+3=0

We add all the numbers together, and all the variables

-12x-4.5=0

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

-12x=4.5

x=4.5/-12

x=-1/2.6666666666667

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