21 Robert is depositing a certain amount in his bank account. The table shows the number of months and the amount of money he deposited.
Months
6
Amount deposited
$1,500
$2,000
$2,500
$3,000
$3,500
8
10
12
How much did Robert deposit initially? How much does he deposit every month? Enter your answers in the boxes below.
Initial deposit : $
Amount deposited every month : $

Graph the system of inequalities presented here on your own paper, then use your graph to answer the following questions: y < 4x − 8 y is greater than or equal to negative 5 over 2 times x plus 5 part a: describe the graph of the system, including shading and the types of lines graphed. provide a description of the solution area. (6 points) part b: is the point (5, −8) included in the solution area for the system? justify your answer mathematically. (4 points)