Answer:
3x-2x (^:
Step-by-step explanation:
The correct answer is A) 3x - 2x
When finding a difference, always list the first expression first. Since it mentions triple a number, the 3 would have to come first.
Also, since it is tripling a number, we want to multiply it by 3, not multiply it by itself as options C and D do.
T = 3
To find the period, find the distance it takes to complete one cycle.
Answer: y = 1x^2 - 12x + 15
0.85$ for 1 cups
1$ for 1/0.85 cups
55.25$ for [1/0.85]*55.25 = 55.25/0.85 = 65 cups
7th Grade ELAR Snapshot
