2(x-5.5)+5x=5/2(2x=4)

Solution for 2(x-5.5)+5x=5/2(2x=4) equation:

2(x-5.5)+5x=5/2(2x=4)

We move all terms to the left:

2(x-5.5)+5x-(5/2(2x)=0


Domain of the equation: 22x!=0

x!=0/22

x!=0

x∈R


We add all the numbers together, and all the variables

5x+2(x-5.5)-(5/22x=0

We multiply parentheses

5x+2x-(5/22x-11=0

We multiply all the terms by the denominator


5x*22x+2x*22x-11-11-(5=0

We add all the numbers together, and all the variables

5x*22x+2x*22x=0

Wy multiply elements

110x^2+44x^2=0

We add all the numbers together, and all the variables

154x^2=0

a = 154; b = 0; c = 0;
Δ = b2-4ac
Δ = 02-4·154·0
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$x=\frac{-b}{2a}=\frac{0}{308}=0$