8 10
-6
5
1
9
If A = -8
-10
and B
-9
-8
10
find -7A+ 3B
2.
-2
-2
-10
6
-2
a.
C.
-11
23
-81
-71
-73
15
39
26
-49
83
94
-79
76
-48
8
16
20
b.
d.
59
37
45
-41
-67
69
-87
-86
91
29
46
-19
36
-64
-20
-44
8
32

Find the solution of this system of equation -7x+y=-20 9x-3y=36

Boris needs to buy plastic spoons. brand a has a box 42 spoons for $2.37. brand b has a box of 72 spoons for $3.57. find the unit price for each brand. then state which brand is the better buy based on the unit price. round your answer to the nearest cent.

Determine the common ratio and find the next three terms of the geometric sequence. 649-14-02-00-00_files/i0100000, 649-14-02-00-00_files/i0100001, 2, a. 3; 649-14-02-00-00_files/i0100002, 649-14-02-00-00_files/i0100003, 649-14-02-00-00_files/i0100004. c. 649-14-02-00-00_files/i0100005; 649-14-02-00-00_files/i0100006, 649-14-02-00-00_files/i0100007, 649-14-02-00-00_files/i0100008. b. 3; 6, 18, 54 d. 649-14-02-00-00_files/i0100009. 6, 18, 54 select the best answer from the choices provided a b c d