Answer:

Step-by-step explanation:

<h3>Hope it is helpful....</h3>
Answer:
a³b < 0
Step-by-step explanation:
If a > 0 then a³ > 0
and b < 0
then
a³b → + × - → -
that is a³b < 0
Four? Isn't it stated in the question? Unless I am assuming wrong.
If you would like to know how many hours will Lena need to work before she can afford to buy the computer, you can calculate this using the following steps:
$900 - $473 = $427
$427 / $7 = 61 hours of yard work
Result: Lena will need to work 61 hours before she can afford to buy the computer.
There are 85 seats in each section. 2125 divided by 25 is 85.