B. f(x) = -3x + 2
C. f(x) = 2x + 3
D. f(x) = 3x + 2
Which two equations can be used to solve this problem? Select the two that apply.
1)
3 * 6 = 18
72 - 18 = 54
54/6 = 9
The club made 9 pies to sell.
2)
19 - 3 = 16
16/2 = 8
You bought 8 candy bars.
3)
24 - 18 = 6
6/3 = 2
He spent $2 on each pencil.