The answer is a..................................
Answer:

Step-by-step explanation:
we know that
A relationship between two variables, x, and y, represent a direct variation if it can be expressed in the form
or 
In this problem we have
y=18 when x=2
Find the value of the constant of proportionality k
----> 
therefore
The equation is equal to

Answer:
when it ur first question and u make it hard
Step-by-step explanation:
Make it easy btw this is your teacher
Answer:
Length of arc is 2π
Step-by-step explanation:
Length of arc=¤/360 x 2πr
Where:
¤=angle
r=radius
length of arc=90/360 x 2xπx4
Length of arc=1/4 x 8π
Length of arc=8π ➗ 4
Length of arc=2π
Answer:
4h - 20g
Step-by-step explanation:
According to the Distributive Property, you should multiply (distribute) the 4 across the parentheses.
4(h - 5g)
= (4•h) - (4•5g)
= 4h - 20g