-7=1+2/5x

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Solution for -7=1+2/5x equation: 



-7=1+2/5x

We move all terms to the left:

-7-(1+2/5x)=0



Domain of the equation: 5x)!=0

x!=0/1

x!=0

x∈R



We add all the numbers together, and all the variables

-(2/5x+1)-7=0

We get rid of parentheses

-2/5x-1-7=0

We multiply all the terms by the denominator


-1*5x-7*5x-2=0

Wy multiply elements

-5x-35x-2=0

We add all the numbers together, and all the variables

-40x-2=0

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

-40x=2

x=2/-40

x=-1/20

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