a) Find the value of 2x + y when x = 4 and y = 3

b) Find the value of a^2 + b when a = -2 and b = 5


Answer :

a) 2(4) + 3 = 8 +3 = 11

b) -2^2 + 5 = 4 + 5 = 9

i think so ! sorry if i’m wrong