The answer would be D because every year you are subtracting .5 because in the equation it says -.5 which means it it decreasing. hope this helps
Answer:
what's that. i don't understand
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:
3(3x^2−y)(16x^2−27y)
Step-by-step explanation:
I used a website to get the answer.
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