-3x=4(x-1)/5

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Solution for -3x=4(x-1)/5 equation:



-3x=4(x-1)/5
We move all terms to the left:
-3x-(4(x-1)/5)=0
We multiply all the terms by the denominator
-3x*5)-(4(x-1)=0
Wy multiply elements
-15x^2=0
a = -15; b = 0; c = 0;
Δ = b2-4ac
Δ = 02-4·(-15)·0
Δ = 0
Delta is equal to zero, so there is only one solution to the equation
Stosujemy wzór:
$x=\frac{-b}{2a}=\frac{0}{-30}=0$

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