2((4x-42)/3)-3x=-54

Solution for 2((4x-42)/3)-3x=-54 equation:

2((4x-42)/3)-3x=-54

We move all terms to the left:

2((4x-42)/3)-3x-(-54)=0

We add all the numbers together, and all the variables

-3x+2((4x-42)/3)+54=0

We multiply all the terms by the denominator


-3x*3)+2((4x-42)+54*3)=0

We add all the numbers together, and all the variables

-3x*3)+2((4x-42)=0

Wy multiply elements

-9x^2=0

a = -9; b = 0; c = 0;
Δ = b2-4ac
Δ = 02-4·(-9)·0
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$x=\frac{-b}{2a}=\frac{0}{-18}=0$