4=8/7x

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Solution for 4=8/7x equation:



4=8/7x
We move all terms to the left:
4-(8/7x)=0
Domain of the equation: 7x)!=0
x!=0/1
x!=0
x∈R
We add all the numbers together, and all the variables
-(+8/7x)+4=0
We get rid of parentheses
-8/7x+4=0
We multiply all the terms by the denominator
4*7x-8=0
Wy multiply elements
28x-8=0
We move all terms containing x to the left, all other terms to the right
28x=8
x=8/28
x=2/7

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