Answer:
-21
Step-by-step explanation:
3x7=21 and a negative x a positive is always negative
Answer: (3, -2)
Step-by-step explanation:
The vertex is the highest or lowest point of a parabola, and I found it. Hope this helps :)
Answer:
The expression would give the probability that one marble is yellow and the other marble is red is,

Step-by-step explanation:
A bag contains eight yellow marbles, nine green marbles, three purple marbles, and five red marbles. So in total there are 25 marbles.
Hence,
Probability of getting yellow ball = 
Probability of getting red ball = 
Probability that one marble is yellow and the other marble is red is,

200 is the answer i know this because 40%of 200 is 80
Answer:
Identity property of multiplication (multiplying a number by one will result in that number)
Step-by-step explanation: