-7+3x=(4+2x)/5

Solution for -7+3x=(4+2x)/5 equation:

-7+3x=(4+2x)/5

We move all terms to the left:

-7+3x-((4+2x)/5)=0

We add all the numbers together, and all the variables

3x-((2x+4)/5)-7=0

We multiply all the terms by the denominator


3x*5)-((2x+4)-7*5)=0

We add all the numbers together, and all the variables

3x*5)-((2x+4)=0

Wy multiply elements

15x^2=0

a = 15; b = 0; c = 0;
Δ = b2-4ac
Δ = 02-4·15·0
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$x=\frac{-b}{2a}=\frac{0}{30}=0$