SOLUTION: 3/5 y=4/10 1/5 k - 4/7= 1/7

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Question 155389: 3/5 y=4/10


1/5 k - 4/7= 1/7
Answer by checkley77(12844) About Me  (Show Source):
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3/5 y=4/10
3y/5=4/10
3y*10=5*4
30y=20
y=30/20
y=3/2=1.5 answer.
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1/5 k - 4/7= 1/7
k/5=1/7+4/7
k/5=5/7
7k=5*5
7k=25
k=25/7=3.57 answer.