The answer is X.
In order for it to be a function, there should be only one y-value for every x-value. Graph x is the only one that obeys this rule, therefore it is the answer
Answer:
its 2 inches
Step-by-step explanation:
0.5 * 16= 4 * x
8 = 4x
x = 2
Answer:
B
Step:
The general equation for linear is y=mx+b
So all is linear except B
Answer:
7(-6)=-42
After 7 weeks the price will be reduced by 7 times $6
Thus the price will be $42