Analyzing Graphs Linear

$80 per month

$40 per month

$20 per month

$160 per month

(0,0)

(-400, 0)

(0, -200)

(0,-400)

Savings = -80m + 400

Savings = 160m - 400

Savings = -400m + 80

Savings = 80m - 400

Savings = -50m + 500

Savings = -100m+ 500

Savings = 500m - 80

Savings = 50m - 500

F

G

H

J

The function is never increasing

The function is neither decreasing nor increasing

The function is never decreasing

The function is nonlinear

$100 per month

-$100 per month

$50 per month

-$50 per month

Month 8

Month 9

Month 10

Month 11

$$x\ \epsilon\ \left(-\infty,+\infty\right)$$

$$x\ \epsilon\ \left(-\infty,\ 4\right)$$

$$x\ \epsilon\ \left(-\infty,\ -2\right)$$

$$x\ \epsilon\ \left(-2,+\infty\right)$$

$$y\ \epsilon\ \left(-\infty,+\infty\right)$$

$$y\ \epsilon\ \left(-\infty,\ 4\right)$$

$$y\ \epsilon\ \left(-\infty,\ 4\right]$$

$$y\ \epsilon\ \left(-2,+\infty\right)$$