PLS HELP DUE TODAY WILL GIVE BRAINLIEST
1 answer:
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Answer:
Step-by-step explanation:
Answer:
(-5, 0) and (0,4)
Step-by-step explanation:
Given equation: -4x + 5y = 20
Sub. in the values
When x = -5 and y = 0 (-5,0),
When x = 0 and y = 4 (0,4),
That's how I would do it, not sure if your school has another method. Hope this helps :)
Answer:
There are 253 ways to select 5 participants
Step-by-step explanation:
Total number of volunteers to try a new brand of tennis shoes = 10
Number of volunteers to be selected = 5
We are supposed to find number of ways the research group select 5 participants.
We will use combination:
Formula:
Substitute n = 10 and r = 5
So,
Hence There are 253 ways to select 5 participants