Given that,
y varies directly with x and y = 10 when x = 20.
To find,
The value of y when x = 15.
Solution,

Put x = 20 and y = 10

Put k = 1/2 and x = 15 to find the value of y.

So, the value of y is 7.5
Answer:
hi
Step-by-step explanation:
2⁴⁵÷2⁴²=2³
2³=8
hope it helps
have a nice day
Answer:
Your answer is 2.
Step-by-step explanation:
Answer:
Step-by-step explanation:
The interval [4, ∞) all real numbers 4 and greater, whereas the interval (4,∞) not includes the endpoint 4.
Answer:
5
Step-by-step explanation:
idek how to explain