7x+2+x=2(2x+1/2)

Solution for 7x+2+x=2(2x+1/2) equation:

7x+2+x=2(2x+1/2)

We move all terms to the left:

7x+2+x-(2(2x+1/2))=0

We add all the numbers together, and all the variables

7x+x-(2(+2x+1/2))+2=0

We add all the numbers together, and all the variables

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

We multiply all the terms by the denominator


8x*2))-(2(+2x+1+2*2))=0

We add all the numbers together, and all the variables

8x*2))-(2(2x+5))=0

We add all the numbers together, and all the variables

8x*2))-(2(2x=0

Wy multiply elements

16x^2=0

a = 16; b = 0; c = 0;
Δ = b2-4ac
Δ = 02-4·16·0
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$x=\frac{-b}{2a}=\frac{0}{32}=0$