21.50=7.50+1.75x

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Solution for 21.50=7.50+1.75x equation: 



21.50=7.50+1.75x

We move all terms to the left:

21.50-(7.50+1.75x)=0

We add all the numbers together, and all the variables

-(1.75x+7.5)+21.50=0

We add all the numbers together, and all the variables

-(1.75x+7.5)+21.5=0

We get rid of parentheses

-1.75x-7.5+21.5=0

We add all the numbers together, and all the variables

-1.75x+14=0

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

-1.75x=-14

x=-14/-1.75

x=+8

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