5=(1/2)(4x+8)-2x

Solution for 5=(1/2)(4x+8)-2x equation:

5=(1/2)(4x+8)-2x

We move all terms to the left:

5-((1/2)(4x+8)-2x)=0


Domain of the equation: 2)(4x+8)-2x)!=0

x∈R


We add all the numbers together, and all the variables

-((+1/2)(4x+8)-2x)+5=0

We multiply parentheses ..

-((+4x^2+1/2*8)-2x)+5=0

We multiply all the terms by the denominator


-((+4x^2+1+5*2*8)-2x)=0


We calculate terms in parentheses: -((+4x^2+1+5*2*8)-2x), so:

(+4x^2+1+5*2*8)-2x

We get rid of parentheses

4x^2-2x+1+5*2*8

We add all the numbers together, and all the variables

4x^2-2x+81

Back to the equation:

-(4x^2-2x+81)


We get rid of parentheses

-4x^2+2x-81=0

a = -4; b = 2; c = -81;
Δ = b2-4ac
Δ = 22-4·(-4)·(-81)
Δ = -1292
Delta is less than zero, so there is no solution for the equation