Question

What is the range function 2x +y=7 if the domain is (-4,-2,0,5,7)

Answer 1

range: {15, 11, 7, -3, -7}

Explanation:

when x = -4, y = 15

when x = 2, y = 11

when x = 0, y = 7

when x = 5, y = -3

when x = 7, y = -7