Answer:
Step-by-step explanation:
Point-slope equation for line of slope m that passes through (x₀,y₀):
y-y₀ = m(x-x₀)
In your case, m=5 and (x₀,y₀)=(1,9):
y-9 = 5(x-1)
<u>Price of computer:</u>
<u>Warranty </u>
<u>Total</u>
<u>Payment per month:</u>
when its to the left