Step-by-step explanation:
y=kx
say that y is the original prince and x is the sale price
15=k(10)
15/10=k
3/2=k
you can check with the next problem to check if it is the same
25=k(20)
25/20=k
5/4=k
so you take 5/4-3/2=-1/4 so the constant is -1/4
Hope that helps :)
Answer:
a=0 b=6 c=4 on edge exercise
Step-by-step explanation:
Equations that represents a linear function are Answers A and D
It would be 3.87,to the nearest hundred cause the real length is √15