Answer:
see below
Step-by-step explanation:
1.)
(0, 4)
(1, 7)
[tex]\frac{7-4}{1-0} = 3[/tex]
y = 3x + b
(4) = 3(0) + b
b = 4
y = 3x + 4
Rate of change: 3 initial value: 4
2.)
(0, -5)
(1, -3)
[tex]\frac{-3-(-5)}{1-0} = 2[/tex]
y = 2x + b
(-5) = 2(0) + b
b = -5
Rate of change: 2 initial value: -5
