4 minutes. "(MATI17 rev 21A); Instance ID: 3982276; Student: JOHN SARCONA (1035461.01) + 2 of 6 CD 8. (160) Solve: 3 x - 2 x - 3 a) -6 b) -5 c) - d) 5 e) 6 9. (194) Tell whether these two expressions are equivalent: = xy? + =x2y and 2x3y3 a) equivalent b) nonequivalent c) depends on x d) depends on y e) None of the above 10. (196) Tell whether these two expressions are equivalent: (x + y) (x - y) and x2 - yz a) equivalent b) nonequivalent c) depends on x d) depends on y e) None of the above