X=(376.5-21x)/42

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Solution for X=(376.5-21x)/42 equation: 



X=(376.5-21X)/42

We move all terms to the left:

X-((376.5-21X)/42)=0

We add all the numbers together, and all the variables

X-((-21X+376.5)/42)=0

We multiply all the terms by the denominator


X*42)-((-21X+376.5)=0

Wy multiply elements

42X^2=0

a = 42; b = 0; c = 0;
Δ = b2-4ac
Δ = 02-4·42·0
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$X=\frac{-b}{2a}=\frac{0}{84}=0$

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