Question

@mathmath333

Answer 1

lol

Answer 2

Did you review or watch the videos he has done before you took the quiz?

Answer 3

yes, but I didn't find the videos...... very helpful xD

Answer 4

by the way the lower portion of graph is not visible

Answer 5

i think the
dependent variable = cost of service

independent variable = amount of time u keep the service


and the equation should be

75t-d=0

lol but not sure

take a look here

http://www.mathsisfun.com/definitions/independent-variable.html
http://www.mathsisfun.com/definitions/dependent-variable.html
http://en.wikipedia.org/wiki/Dependent_and_independent_variables

Answer 6

its correct

Answer 7

yay

Answer 8

Have you use the hint button yet, if so how many do you have left?

Answer 9

No, I can't because it marks it as incorrect.

Answer 10

its very easy just look at the equation and read the question carfefully

Answer 11

80?

Answer 12

\(\large\tt \color{black}{y=f+20}\)

question is asking about the time ur friend spent

therefore

\(\large\tt \color{black}{f=y-20=100-20=80}\)

Answer 13

yes u r correct~!!

Answer 14

whats ur age @shaleiah

Answer 15

15