1/7r+3(1/7r)=

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Solution for 1/7r+3(1/7r)= equation: 



1/7r+3(1/7r)=

We move all terms to the left:

1/7r+3(1/7r)-()=0



Domain of the equation: 7r!=0

r!=0/7

r!=0

r∈R





Domain of the equation: 7r)!=0

r!=0/1

r!=0

r∈R



We add all the numbers together, and all the variables

1/7r+3(+1/7r)-()=0

We add all the numbers together, and all the variables

1/7r+3(+1/7r)=0

We multiply parentheses

1/7r+3r=0

We multiply all the terms by the denominator


3r*7r+1=0

Wy multiply elements

21r^2+1=0

a = 21; b = 0; c = +1;
Δ = b2-4ac
Δ = 02-4·21·1
Δ = -84
Delta is less than zero, so there is no solution for the equation

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