Answer:
64%
Step-by-step explanation:
The percent that was plastic is the plastic over the total * 100 %
percent plastic = 16/25 *100%
= .64 *100%
64%
Answer:
the answer is 7/10, and yes it is between a whole and a half because 7/10 is over 1/2 but less that a whole.
Suppose the line is y=mx+b
when x=3, y=15, so 15=3m+b
when x=-1, y=-13, so -13=-m+b
solve the system of these two equation, you get m=7, b=-6
so the linear equation is y=7x-6