Solve the problem.In a certain city, the cost of a taxi ride is computed as follows: There is a fixed charge of $2.80 as soon as you get in the taxi, to which a charge of $2.15 per mile is added. Find an equation that can be used to determine the cost, C(x), of an x-mile taxi ride, and use this equation to find the cost of a 7-mile taxi ride.
A. $18.75
B. $17.85
C. $18.03
D. $17.73
Answer: B
Mathematics
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Find a formula for the nth partial sum of the series and use it to find the series' sum if the series converges.6 - 30 + 150 - 750 + ... + (-1)n-1 6 ? 5n-1 + ...
A. 
; 1
B. 
; series diverges
C. 
; 
D. 
; series diverges
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Provide an appropriate response.Factor completely x
- 10 x
- 24 by comparing it to x2 - 10x - 24
A. 
B. 
C. 
D. 
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Add and subtract as indicated. Simplify and leave the numerator and denominator in your answer in factored form.
+ 
A. 
B. 
C. 
D. 
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Find an equation for the line, in the indicated form, with the given properties. Containing the points (-4, -1) and (1, 2); slope-intercept form
A. y + 1 = 
(x + 4)
B. y = 
x + 
C. y = - 
x + 
D. y = mx + 
Mathematics