-w=(7-5w)/5

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Solution for -w=(7-5w)/5 equation:



-w=(7-5w)/5
We move all terms to the left:
-w-((7-5w)/5)=0
We add all the numbers together, and all the variables
-w-((-5w+7)/5)=0
We add all the numbers together, and all the variables
-1w-((-5w+7)/5)=0
We multiply all the terms by the denominator
-1w*5)-((-5w+7)=0
Wy multiply elements
-5w^2=0
a = -5; b = 0; c = 0;
Δ = b2-4ac
Δ = 02-4·(-5)·0
Δ = 0
Delta is equal to zero, so there is only one solution to the equation
Stosujemy wzór:
$w=\frac{-b}{2a}=\frac{0}{-10}=0$

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