7n+12=1/2(14n=24

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Solution for 7n+12=1/2(14n=24 equation: 



7n+12=1/2(14n=24

We move all terms to the left:

7n+12-(1/2(14n)=0



Domain of the equation: 214n+12!=0

We move all terms containing n to the left, all other terms to the right

214n!=-12

n!=-12/214

n!=-6/107

n∈R



We multiply all the terms by the denominator


7n*214n+12-(1=0

We add all the numbers together, and all the variables

7n*214n=0

Wy multiply elements

1498n^2=0

a = 1498; b = 0; c = 0;
Δ = b2-4ac
Δ = 02-4·1498·0
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$n=\frac{-b}{2a}=\frac{0}{2996}=0$

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