(300-x)/0.75=400

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Solution for (300-x)/0.75=400 equation: 



(300-x)/0.75=400

We move all terms to the left:

(300-x)/0.75-(400)=0

We add all the numbers together, and all the variables

(-1x+300)/0.75-400=0

We multiply all the terms by the denominator


(-1x+300)-400*0.75=0

We add all the numbers together, and all the variables

(-1x+300)-300=0

We get rid of parentheses

-1x+300-300=0

We add all the numbers together, and all the variables

-x=0

x=0/-1

x=0

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