Nicky156
24.08.2019 •
Mathematics
Variable y varies directly with variable x, and y = 6 when x = 20. what is the constant of variation in decimal form?
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Ответ:
So to find k, plug in y and x,
k=6/20=3/10
Hope this helps.
Ответ:
8. a. 7
b. 7(2x+4y+3)
9. 3(5a-2b+12)
-3(-5a+2b-12)