(7000-x)/5000=0.4

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Solution for (7000-x)/5000=0.4 equation: 



(7000-x)/5000=0.4

We move all terms to the left:

(7000-x)/5000-(0.4)=0

We add all the numbers together, and all the variables

(-1x+7000)/5000-(0.4)=0

We add all the numbers together, and all the variables

(-1x+7000)/5000-0.4=0

We multiply all the terms by the denominator


(-1x+7000)-(0.4)*5000=0

We add all the numbers together, and all the variables

(-1x+7000)-2000=0

We get rid of parentheses

-1x+7000-2000=0

We add all the numbers together, and all the variables

-1x+5000=0

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

-x=-5000

x=-5000/-1

x=+5000

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