janise89 janise89

31-10-2018
Mathematics

contestada

If r varies directly as w and the constant of variation is 12 what is the value of w when r =42

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wegnerkolmp2741o wegnerkolmp2741o

31-10-2018

r=kw

r=12w

42 = 12*w

divide by 12

42/12 =w

3.5 = w

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