A=4.n+8/2.n+3

Solution for A=4.n+8/2.n+3 equation:

=4.A+8/2.A+3

We move all terms to the left:

-(4.A+8/2.A+3)=0


Domain of the equation: 2.A+3)!=0

A∈R


We get rid of parentheses

-4.A-8/2.A-3=0

We multiply all the terms by the denominator


-(4.A)*2.A-3*2.A-8=0

We add all the numbers together, and all the variables

-(+4.A)*2.A-3*2.A-8=0

We multiply parentheses

-8A^2-3*2.A-8=0

Wy multiply elements

-8A^2-6A-8=0

a = -8; b = -6; c = -8;
Δ = b2-4ac
Δ = -62-4·(-8)·(-8)
Δ = -220
Delta is less than zero, so there is no solution for the equation