Write an algebraic expression, using x as the variable.3 less than 4 times a number
A. 3x - 4
B. 4 - 3x
C. 3 - 4x
D. 4x - 3
Answer: D
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Replace the ? with the correct symbol >, <, =.|-5| ? -4
A. > B. = C. <
It takes 13 minutes to preheat your oven. Once the oven is preheated, baking time for a roast is 13 minutes per pound. Using w as the weight of the roast, in pounds, and B for oven time (including preheating time), in minutes, give a formula that shows the oven time for a roast that weighs w pounds. ?
A. 
B. 
C. 
D. None of the above
Solve the problems.A 6-ft. board is cut into 2 pieces so that one piece is 2 feet longer than 3 times the shorter piece. If the shorter piece is x feet long, find the lengths of both pieces.
A. shorter piece: 16 ft; longer piece: 18 ft B. shorter piece: 3 ft; longer piece: 18 ft C. shorter piece: 1 ft; longer piece: 5 ft D. shorter piece: 6 ft; longer piece: 20 ft
Use the figure below to answer the following question(s).
The number of paths from A to F is
A. 10. B. 3. C. 8. D. 18. E. none of these