Answer with yes or no please.

Hello from MrBillDoesMath! Answer: See Discussion below for details:1.  NO2  YES3  YES4  YES5  NO6  YESDiscussion: y = 3x + 21.  (5,18).   NO  as 3x+2 =  3(5) + 2 = 15 + 2 = 17 <> 18 (given y value)2.  (3,11).   YES as 3x + 2 = 3(3) + 2 = 113. ( 4,14).  YES as  3x + 2 = 3(4) + 2 = 12 + 2 = 12--------------------------------------------------------y = 6x4. (2,12).   YES as 6x = 6(2) = 12 (which is the given y value)5.(4,23).   NO as 6x = 6(4) = 24 <> 23 6. (0,0).    YES as 6(0) = 0 Thank you, MrB