7-x=1/2x+6

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Solution for 7-x=1/2x+6 equation: 



7-x=1/2x+6

We move all terms to the left:

7-x-(1/2x+6)=0



Domain of the equation: 2x+6)!=0

x∈R



We add all the numbers together, and all the variables

-1x-(1/2x+6)+7=0

We get rid of parentheses

-1x-1/2x-6+7=0

We multiply all the terms by the denominator


-1x*2x-6*2x+7*2x-1=0

Wy multiply elements

-2x^2-12x+14x-1=0

We add all the numbers together, and all the variables

-2x^2+2x-1=0

a = -2; b = 2; c = -1;
Δ = b2-4ac
Δ = 22-4·(-2)·(-1)
Δ = -4
Delta is less than zero, so there is no solution for the equation

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