Which of the sets shown includes of set Z that are both odd numbers and multiples of 5 A.(-15)
B.(-15, -10, 10, 20)
C.(-15, -10, 7, 10, 20)
D.(-15, -12, -10, 2, 7, 10, 20)

Sundar used linear combination to solve the system of equations shown. he did so by multiplying the first equation by 5 and the second equation by another number to eliminate the y-terms. what number did sundar multiply the second equation by? 2x+9y=41 3x+5y=36