that's the no.3 and here's the no. 7 and 9

7. what is the quotient when (-15) is divided by (-5)?
a. -5 c.3
b. -3 d.5

9. Using the distributive property of real numbers, what expression makes the statement 7(6+8)=______ TRUE?
a. 6 (7) + 8 (7) c. (6+8) (7)
b. (6+8) + (7) d. 7 (6) + 7 (8)​