Please Help! What is the solution set of the given system?

5x + 2y = 7
y = x + 1

{(5/7, 12/7)]
[(12/7.5/7)
{(9/7, 16/7)]
((16/7, 9/7)]

Find the greatest common factor of 28 and 35

Question 10 of 211 pointuse the elimination method to solve the system of equations. choose thecorrect ordered pair.10x +2y = 643x - 4y = -36a. (4,12)b. (-3, 11)c. (2,10)d. (-5, 8)

Aclassroom is made up of 11 boys and 14 girls. the teacher has four main classroom responsibilities that she wants to hand out to four different students (one for each of the four students). if the teacher chooses 4 of the students at random, then what is the probability that the four students chosen to complete the responsibilities will be all boys?