
So, to find our x-intercepts, y must be zero

ANSWER: (0,0) (-5.0) (9,0) are your x-intercepts
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Answer:
I'm not sure.
Step-by-step explanation:
Answer:
The required equation is
.
Step-by-step explanation:
Consider the provided information.
The Initial value of poster = $ 18
After 1 year amount of increase = $ 20.70
With the rate of 15% = 0.15
Let future value is y and the number of years be x.

Now verify this by substituting x=1 in above equation.

Which is true.
Hence, the required equation is
.