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Suppose that y varies directly with x, and y=6 when x= 15. (a) Write a direct variation equation that relates x and y Equation: ? 1 (b) Find y when x = 20 y = ?​
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21 votes
21 votes
Suppose that y varies directly with x, and y=6 when x= 15.

(a) Write a direct variation equation that relates x and y
Equation: ?

1 (b) Find y when x = 20
y = ?​

User Sam Chats
by
2.6k points

2 Answers

18 votes
18 votes
x=20 y=9
(20,9)
15-6=9
9=3/5(20)
9=12
-12/-12
12-9=3
User Apurva Patil
by
2.7k points
23 votes
23 votes
y = x - 9

y = 1 when x = 10

y = 11
User Dragonthoughts
by
2.5k points
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