30=1.3x-7.5

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Solution for 30=1.3x-7.5 equation: 



30=1.3x-7.5

We move all terms to the left:

30-(1.3x-7.5)=0

We get rid of parentheses

-1.3x+7.5+30=0

We add all the numbers together, and all the variables

-1.3x+37.5=0

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

-1.3x=-37.5

x=-37.5/-1.3

x=28+1/1.1818181818182

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