3/10x+1.4=-x+2

Solution for 3/10x+1.4=-x+2 equation:

3/10x+1.4=-x+2

We move all terms to the left:

3/10x+1.4-(-x+2)=0


Domain of the equation: 10x!=0

x!=0/10

x!=0

x∈R


We add all the numbers together, and all the variables

3/10x-(-1x+2)+1.4=0

We get rid of parentheses

3/10x+1x-2+1.4=0

We multiply all the terms by the denominator


1x*10x-2*10x+(1.4)*10x+3=0

We multiply parentheses

1x*10x-2*10x+14x+3=0

Wy multiply elements

10x^2-20x+14x+3=0

We add all the numbers together, and all the variables

10x^2-6x+3=0

a = 10; b = -6; c = +3;
Δ = b2-4ac
Δ = -62-4·10·3
Δ = -84
Delta is less than zero, so there is no solution for the equation