Question

please help me on homework

Answer 1

let f(x) = y

y = 7/2 x + 5

put x = 0

y= 5

(0, 5)

put y = o

0 = 7/2 x + 5

7/2 x = -5

multiply both-side by 2/7

x = - 10/7

x = - 1.4