**Answer:**

15

**Step-by-step explanation:**

w(t) = -2t+1,

Let x =-7

w(-7)= -2(-7) +1

=14+1

=15

**Answer:**

the slope is 2 and a=8 b=6

**Step-by-step explanation:**

**Answer:**

16/5

**Step-by-step explanation:**

1600 diviudes by 100=16

**Saul's commission is worth $400.**

Given:

Sales commission rate = 2%

Sales = 20,000

Simply multiply the rate to the sales amount to get the value of Saul's commission.

$20,000 x 2% = **400 sales commission.**

Answer:

A) 24 ways

B) 4 ways

Step-by-step explanation:

a) permutation occurrs when order of choices matters.

N = 4P3 = 4!/(4-3)! = 4!/1!

N = 24 ways

b) combination occurs when order of choices doesn't matter.

N = 4C3 = 4!/3!(4-3)! = 4!/3!(1!)

N = 4 ways