rule y=4x-5

Question

input 3,5,7
help me find out the output values

Answer 1

y=4x-5

x=3
y=4*3-5=12-5=7

x=5
y=4*5-5=20-5=15

x=7
y=4*7-5=28-5=23

Input values 3,5,7

Output values 7,15,23