I might can help but i don't see the problem
Answer:
b= 7 - (3a/4)
Step-by-step explanation:
Assuming you don't know what "a" equals:
-subtract 3a/4 from both sides
b= 7 - (3a/4)
Answer:
Ava has to work 43 and a half (43.5) hours to earn $609.
Step-by-step explanation:
Given,
Price of new computer = $1218
Solution,
Ava already saved half amount of price of computer.
Half price =
The amount of money that Eva has to earn is the difference of price of computer and saved money.
Amount to be earn =
Here we use the unitary method to find out the number of hours.
∵ Ava earns $14 in 1 hour.
∴ Ava earns $1 =
∴ Ava earns $609 =
Hence Ava has to work 43 and a half (43.5) hours to earn $609.