The answer is D. A direct variation with an initial value of $0. Hope this helps !!
did you try to use a calculator ?
Answer:
x = 105
Step-by-step explanation:
The angles of a triangle add to 180 degrees
Let x be the third angle
55+20 +x =180
75 +x = 180
x = 180-75
x = 105
Answer:
4 hours
Step-by-step explanation:
We can set up a proportion of kilograms to hours
6 kilograms/3 hours=8 kilograms/x hours
We can cross multiply to get 6x=24 and x=4
24 classmates each got 3 cookies.
24 * 3 = 72
24 classmates got a total of 72 cookies.
Jeff brought 72 cookies to school.
