Answer:
C. 3.33 hours
Step-by-step explanation:
Use the algebra work equation:
=
+
, where tb is the time to work together, t1 is the time it takes one person, and t2 is the time it takes the other person
Plug in the values we know:
=
+ 
=
+ 
= 
20 = 6tb
3.33 = tb
So, it would take them 3.33 hours when working together.
Answer:
Celsius * 9/5 + 32 = Fahrenheit
Step-by-step explanation:
Answer:
<u>Principal</u><u> </u><u>is</u><u> </u><u>$</u><u>1</u><u>0</u><u>0</u><u>0</u>
Step-by-step explanation:
• From the formular of simple interest:

• substitute and find the principal:

Answer:
Step-by-step explanation:
x - 3y -15
x = -3
Divide AB from both sides to isolate the C
D = ABC
D/AB = ABC/AB
C = D/AB
C = D/AB is your answer
hope this helps