Identify whether the equation is a linear equation in two variables. Answer "is" or "is not."9y - x2 = 7
A. is not
B. is
Answer: A
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The map shows main roads between various towns in a certain county. Use the map to answer the question.
a. Estimate the distance from State City to Capitol Park. b. If a vehicle travels at an average of 20 miles per hour, estimate the traveling time from State City to Capitol Park.
A. a. 120 miles b. 6 hours B. a. 80 miles b. 4 hours C. a. 160 miles b. 8 hours D. a. 40 miles b. 2 hours
Using the Law of Cosines, find angle C if a = 10, b = 20, and c = 15.
a. 46.6ø b. 43.4ø c. 133.5ø d. 86.8ø e. 66.7ø
Simplify.-
A. 0.05 B. -0.5 C. does not exist as a real number D. -0.05
Solve the problem.John does 10 pushups on the first day of a 30-day month, and then increases the number of pushups by 3 pushups a day. How many pushups has he done by the end of the month?
A. 1605 pushups B. 1695 pushups C. 1595 pushups D. 1650 pushups