Answer:
y=3^x+1
Step-by-step explanation:
y=3^x+1
do the graph for each equation
or input point : when x=0, y=2 , when x=1 , y=4
Direct substitution allows us to put the limit value directly into he equation in question.

So the answer is 1
80 oz equals 5lbs. There is your answer.
Zeros and x intercepts are the same
x-5=0 x+9=0 x+1=0
x=5, x=-9 , x=-1
Answer:x=5, x=-9 , x=-1