-3.4x=21/8x

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Solution for -3.4x=21/8x equation: 



-3.4x=21/8x

We move all terms to the left:

-3.4x-(21/8x)=0



Domain of the equation: 8x)!=0

x!=0/1

x!=0

x∈R



We add all the numbers together, and all the variables

-3.4x-(+21/8x)=0

We get rid of parentheses

-3.4x-21/8x=0

We multiply all the terms by the denominator


-(3.4x)*8x-21=0

We add all the numbers together, and all the variables

-(+3.4x)*8x-21=0

We multiply parentheses

-24x^2-21=0

a = -24; b = 0; c = -21;
Δ = b2-4ac
Δ = 02-4·(-24)·(-21)
Δ = -2016
Delta is less than zero, so there is no solution for the equation

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