We cant see the whole question
A) is counting down by 3
B) is counting up by 5
Answer:

Step-by-step explanation:
(
)
Multiply
by each term in the parentheses.
+ 
Now, all you have to do is simplify.

Answer:
<u>10</u>
Step-by-step explanation:
Formula :
Finding a₅ :
- a₅ = -5 + a₄
- a₅ = -5 + 20
- a₅ = 15
Finding a₆ :
- a₆ = -5 + a₅
- a₆ = -5 + 15
- a₆ = <u>10</u>
Answer: 2x+4=10
Step-by-step explanation:
because each notebook would cost $3 so 2 x 3 = 6 +4=10