The area of a circle is 169π

What is the value of r?

If x + 10 = 70, what is x? a. 40 b. 50 c. 60 d. 70 e. 80

Ineed big ! the cost of a school banquet is $25 plus $15 for each person attending. create a table, sketch the graph, and write an equation in slope-intercept and point-slope form that gives total cost as a function of the number of people attending. what is the cost for 77 people?

Which of the following scenarios demonstrates an exponential decay