3/7=x/42,x=

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Solution for 3/7=x/42,x= equation: 



3/7=x/42.x=

We move all terms to the left:

3/7-(x/42.x)=0



Domain of the equation: 42.x)!=0

x!=0/1

x!=0

x∈R



We add all the numbers together, and all the variables

-(+x/42.x)+3/7=0

We get rid of parentheses

-x/42.x+3/7=0

We calculate fractions


(-7x)/(42.x*7)+126x/(42.x*7)=0

We add all the numbers together, and all the variables

(-7x)/(+42.x*7)+126x/(+42.x*7)=0

We multiply all the terms by the denominator


(-7x)+126x=0

We add all the numbers together, and all the variables

126x+(-7x)=0

We get rid of parentheses

126x-7x=0

We add all the numbers together, and all the variables

119x=0

x=0/119

x=0

Równanie nie ma rozwiązania

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