Which table shows a constant rate of change of -3 X
3
15
12
-2
-9
-22
2
949
4
18
9
-12
-21
5
-2
17
7
0
-18
-20
8
18
1
4
1
-19
-20
-7

What percent of the circle below is shaded?

Factor the polynomial. b^2 + 4b + 4

Sam opened a money-market account that pays 3% simple interest. he started the account with $7,000 and made no further deposits. when he closed the account, he had earned $420 in interest. how long did he keep his account open?