-1/4a-4=7,4a-3

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Solution for -1/4a-4=7,4a-3 equation: 



-1/4a-4=7.4a-3

We move all terms to the left:

-1/4a-4-(7.4a-3)=0



Domain of the equation: 4a!=0

a!=0/4

a!=0

a∈R



We get rid of parentheses

-1/4a-7.4a+3-4=0

We multiply all the terms by the denominator


-(7.4a)*4a+3*4a-4*4a-1=0

We add all the numbers together, and all the variables

-(+7.4a)*4a+3*4a-4*4a-1=0

We multiply parentheses

-28a^2+3*4a-4*4a-1=0

Wy multiply elements

-28a^2+12a-16a-1=0

We add all the numbers together, and all the variables

-28a^2-4a-1=0

a = -28; b = -4; c = -1;
Δ = b2-4ac
Δ = -42-4·(-28)·(-1)
Δ = -96
Delta is less than zero, so there is no solution for the equation

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