4/5x-1/5=7-x

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Solution for 4/5x-1/5=7-x equation: 



4/5x-1/5=7-x

We move all terms to the left:

4/5x-1/5-(7-x)=0



Domain of the equation: 5x!=0

x!=0/5

x!=0

x∈R



We add all the numbers together, and all the variables

4/5x-(-1x+7)-1/5=0

We get rid of parentheses

4/5x+1x-7-1/5=0

We calculate fractions


1x-7=0

We add all the numbers together, and all the variables

x-7=0

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

x=7

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