The country couldn’t find any record of my visit.
Answer:
They are both parallel lines
Step-by-step explanation:
they both have the slope of -5/4
Answer: y=-0.5x+4.5
Step-by-step explanation: y=mx+b, m is the slope = -1/2 or -0.5, and b is the y-int, which is 4.5
Answer:
4-13=-9
Step-by-step explanation:
To evaluate the combination we proceed as follows:
21C3
Given nCk we shall have:
n!/[(n-k)!k!]
thus plugging the values in the expression we get:
21!/[(21-3)!3!]
=21!/(18!×3!)
=1330
Answer: 1330
