7.50+0.75x=12.00+30x

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Solution for 7.50+0.75x=12.00+30x equation: 



7.50+0.75x=12.00+30x

We move all terms to the left:

7.50+0.75x-(12.00+30x)=0

We add all the numbers together, and all the variables

0.75x-(30x+12)+7.50=0

We add all the numbers together, and all the variables

0.75x-(30x+12)+7.5=0

We get rid of parentheses

0.75x-30x-12+7.5=0

We add all the numbers together, and all the variables

-29.25x-4.5=0

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

-29.25x=4.5

x=4.5/-29.25

x=-3/19.5

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