B. find the constant of variation, where Y varies directly as X
1. Y= 28 , when X=7
2.Y=400,when X = w5
3.Y=24,When X=32
4.Y=200, when X=300
5.Y=-12, when X=4
1. Y= 28 , when X=7
2.Y=400,when X = w5
3.Y=24,When X=32
4.Y=200, when X=300
5.Y=-12, when X=4
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Answer:
1.y=kx
28=k7
7(28=k7)7
4=k
2.400=kw5
w5(400=kw5)5
80=k
3.
4.
5.-12=k4
4(-12=k4)4
-3=k
Step-by-step explanation:
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