Solve the problem.The formula 
can be used to estimate the speed of a car, v, in miles per hour, based on the length, L, in feet, of its skid marks upon sudden braking on a dry asphalt road. If a car is involved in an accident and its skid marks measure 245 feet, at what estimated speed was the car traveling when it applied its brakes just prior to the accident?
A. 70 miles per hour
B. 65 miles per hour
C. 80 miles per hour
D. 75 miles per hour
Answer: A
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Solve the equation.-6a + 5 + 7a = 14 - 22
A. {-13} B. {13} C. {41} D. {-41}
Solve the system of equations by the substitution method.
A. (7, 2) B. (-8, 2) C. (8, 1) D. no solution
Solve the problem.Two friends decide to meet in Chicago to attend a Cub's baseball game. Rob travels 
in the same time that Carl travels 
Rob's trip uses more interstate highways and he can average 
more than Carl. What is Rob's average speed?
A. 36 mph B. 34 mph C. 48 mph D. 42 mph
Graph the function on your calculator to determine the domain and range from the graph.p(x) = (x - 2)2
A. Domain: [0, ?); range: (-?, ?) B. Domain: [2, ?); range: (-?, ?) C. Domain: (-?, ?); range: [, ?) D. Domain: (-?, ?); range: [0, ?)