x+2=(7/8)x-15

Solution for x+2=(7/8)x-15 equation:

x+2=(7/8)x-15

We move all terms to the left:

x+2-((7/8)x-15)=0


Domain of the equation: 8)x-15)!=0

x!=0/1

x!=0

x∈R


We add all the numbers together, and all the variables

x-((+7/8)x-15)+2=0

We multiply all the terms by the denominator


x*8)x-15)-((+2*8)x-15)+7=0

We add all the numbers together, and all the variables

x*8)x-15)-(16x-15)+7=0

Wy multiply elements

8x^2=0

a = 8; b = 0; c = 0;
Δ = b2-4ac
Δ = 02-4·8·0
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$x=\frac{-b}{2a}=\frac{0}{16}=0$