Answer:
35
Step-by-step explanation:
Add them together and then divide
Answer: 4
Explanation:
Given that 3x−y=27, 3x+y=243
⇒3x−y =33 , 3x+y=35
=> x-y=3, x+y=5
=> x = 4
If I’m right it should be B.
Answer:
$203.00
Step-by-step explanation:
Since the bank in question compounds interest just once, and this is a one year investment, it can be treated as a simple rate interest problem. Therefore, the total balance after one year (B) is given by the following formula:
April's balance would be $203.00 after one year.
Answer:
9(s+3.00) + 4s
Step-by-step explanation:
For starters, we s as the basic cost of the shoe. If we buy 4 of those, than it's a simple 4s.
For the other 9 shoes, we have an additional cost of $3. So we will add 3 to s. Since we are buying 9 or those, we will multiple s + 3 by 9. Thus creating the equation above.