Solve the problem.The cost of tuition at Johnson Community College is $150 per credit hour. Each student also has to pay $90 in fees. Write a linear equation model for this situation. Use C for the cost and x for the number of credit hours.
A. C = 150x
B. C = 90x
C. C = 150x + 90
D. C = 150 + 90x
Answer: C
You might also like to view...
Solve the problem.Evaluate 
at t = 
? for the function w(x, y, z) = 
; x = sin t, y = cost, z = t2.
A. - 
B. 
C. - 
D. - 
Use a grapher to find the vertex, rounding to the nearest hundredth when necessary.f(x) = x2 + 2x - 5
A. (-1, -6) B. (1, -6) C. (1, 6) D. (-1, -5)
Give the equations of any vertical asymptotes for the graphs of the rational functions.f(x) = 
A. x = - 
B. x = 
C. x = 1
D. x = 
Solve the problem.A person is watching a boat from the top of a lighthouse. The boat is approaching the lighthouse directly. When first noticed, the angle of depression to the boat is 15° 30'. When the boat stops, the angle of depression is 46° 19'. The lighthouse is 200 feet tall. How far did the boat travel from when it was first noticed until it stopped? Round to the nearest foot.
A. 575 ft B. 530 ft C. 515 ft D. 553 ft