X+3x-(1/2)x=28

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Solution for X+3x-(1/2)x=28 equation: 



X+3X-(1/2)X=28

We move all terms to the left:

X+3X-(1/2)X-(28)=0



Domain of the equation: 2)X!=0

X!=0/1

X!=0

X∈R



We add all the numbers together, and all the variables

X+3X-(+1/2)X-28=0

We add all the numbers together, and all the variables

4X-(+1/2)X-28=0

We multiply parentheses

-X^2+4X-28=0

We add all the numbers together, and all the variables

-1X^2+4X-28=0

a = -1; b = 4; c = -28;
Δ = b2-4ac
Δ = 42-4·(-1)·(-28)
Δ = -96
Delta is less than zero, so there is no solution for the equation

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