Mr. Dotson wants to know if the neighbors on his street
would be interested in a community watch. He surveys
every fourth household on the street and concluded that
70% would be interested.
Determine whether each conclusion is valid.

What is the equation of the graph below? y=sec(x)-4

Tim's phone service charges $26.39 plus an additional $0.21 for each text message sent per month. if tim's phone bill was $31.64, which equation could be used to find how many text messages, x, tim sent last month?

The graph and table shows the relationship between y, the number of words jean has typed for her essay and x, the number of minutes she has been typing on the computer. according to the line of best fit, about how many words will jean have typed when she completes 60 minutes of typing? 2,500 2,750 3,000 3,250