Question

Find ordered pairs for y= 2x + 3 if x is {1,2,3}

Answer 1

(1,5),(2,7),(3,9)

Explanation:

x= 1

=> y=2*1+3 = 5

x=2

=> y=2*2+3 = 7

x=3

=> y=2*3+3 = 9