3x+18=7.5x

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Solution for 3x+18=7.5x equation: 



3x+18=7.5x

We move all terms to the left:

3x+18-(7.5x)=0

We add all the numbers together, and all the variables

3x-(+7.5x)+18=0

We get rid of parentheses

3x-7.5x+18=0

We add all the numbers together, and all the variables

-4.5x+18=0

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

-4.5x=-18

x=-18/-4.5

x=+4

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