Solve the equation.6 + 7x = 0
A. 
B. - 
C. - 
D. 
Answer: B
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Solve the problem.A restaurant offers salads with 3 types of lettuce, 5 different toppings, and 4 different dressings. How many different types of salad are there consisting of lettuce, one topping, and a dressing?
A. 32 B. 45 C. 60 D. 12
Solve the problem.The formula 
models the safe maximum speed, v, in miles per hour, at which a car can travel on a curved road with radius of curvature, r, in feet. A highway crew measures the radius of curvature at an exit ramp as 360 feet. What is the maximum safe speed?
A. 27 mph B. 35 mph C. 36 mph D. 30 mph
Translate the problem situation to a system of equations. Do not solve.Sarah Comar's Candy Store sold 15 individual pounds of jelly beans, one kind at $4.27 per pound and the other at $0.87 per pound. In all, $36.85 was taken in for the two types of jelly beans. How many pounds of each kind were sold?
A. x + y = 5.14; 4.27x + 0.87y = $36.85 B. x + y = 15; 4.27x + 0.87y = $36.85 C. x + y = 15; 5.14x + y = $36.85 D. x + y = 36.85; 4.27x + 0.87y = $15
Find the least common denominator (LCD).
, 
, 
A. 8(r + 7)2 B. 8(r + 7) C. r(r + 7)2 D. 8r(r + 7)2