Find the slope of the line and sketch its graph.2x + 5y = 19 
A. slope = 
B. slope = - 
C. slope = - 
D. slope = 
Answer: C
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Find the length of the curve.x = 
t2, y = 
(4t + 4) 3/2, 0 ? t ? 1
A. 5
B. 3
C. 
D. 
Write an equation for the line described. Give your answer in slope-intercept form.through (-5, 2) and (0, -4)
A. y = 
x - 4
B. y = - 
x - 4
C. y = - 
x - 4
D. y = 
x - 4
Solve the problem.Suppose that P(A) = 0.39, P(B) = 0.36, and P(A ? B) = 0.21, find P(A ? B).
A. 0.75 B. 0.33 C. 0.54 D. 0.96
Solve the problem.A student plans to drive across state lines from City A to City B. The trip involves 230 miles in California, followed by 180 miles in Arizona. The speed limit is 
in California and 75 mph in Arizona. The student plans to drive at a mph above the speed limits. The driving time (in hours) in California is 
The driving time (in hours) in Arizona is 
a. Find an expression for the total driving time (in hours).b. Write your result from part (a) as a
single fraction.c. Evaluate the expression you found in part (b) for 
Round to the nearest tenth.
A. a. 
+ 
b. 
c. 3.2
B. a. 
+ 
b. 
c. 5.5
C. a. 
+ 
b. 
c. 2.4
D. a. 
+ 
b. 
c. 5.5