The number of cars sold weekly by a new automobile dealership grows according to a linear growth model. The first week the dealership sold two cars (P0 = 2). The second week the dealership sold six cars (P1 = 6).How many cars were sold in the third week?
A. 10
B. 24
C. 12
D. 18
E. none of these
Answer: A
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Provide an appropriate response.Solve the word problem using a system of equations with two unknowns:The area of a rectangular playground is 15,390 ft2. The perimeter is 514 ft. Find the length and width of the field.
What will be an ideal response?
Solve the problem.When a tow truck is called, the cost of the service is given by the linear function 
, where y is in dollars and x is the number of miles the car is towed. Find and interpret the slope and y-intercept of the linear equation.
A. m = 3; The cost of the service increases $3 every mile the car is towed. 
; The cost of the service is $50 if the car is not towed.
B. m = 3; The number of miles the car is towed increases 3 miles for every dollar spent on the service. 
; The tow truck will tow the car 50 miles for no cost.
C. m = 50; The number of miles the car is towed increases 50 miles for every dollar spent on the service. 
; The tow truck will tow the car 3 miles for no cost.
D. m = 50; The cost of the service increases $50 every mile the car is towed. 
; The cost of the service is $3 if the car is not towed.
Solve the equation.4|x| = 512
A. ± 
B. 
C. ±18
D. -9
Solve the problem. Round to an appropriate number of significant digits.Let p represent the price of an item in dollars, while q represents demand in the first equation and supply in the second. Find the equilibrium price and the equilibrium supply/demand.p = 882 - 5qp = 5q - 618
A. $882; 877 B. $150; 132 C. $623; 877 D. $132; 150