Suppose that you evaluate the expresion for Valerie's walls and the expression for Seth's wall separately. Then you add the two expressions together. Will you het the same answer that you arrived at in part D? Why or why not? Show your work to prove you case.

i'm sorry i don't know

step-by-step explanation:

7/2

(decimal: 3.5)

welcome ; )

step-by-step explanation:

25/6

step-by-step explanation:

you multiply 4 by the denominator (4*6=24) and add it to the numerator which makes it 25/6.

45.36 feet per second

step-by-step explanation:

tyrone travels 30 miles in 58.2 minutes.  

1 mile = 5280 feet; this means he travels

30(5280) = 158400 feet in 58.2 minutes.

1 minute = 60 seconds; this means he travels 158400 feet in

58.2(60) = 3492 seconds.

this gives us the unit rate of

158400/3492 = 45.36 feet per second.