Perform the indicated operation and simplify.
- 
A. 
B. 
C. 
D. 
Answer: D
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Find the requested value for the given functions.f(x) = 3x + 7, g(x) = -9x - 7Find (f ? g)(-3).
A. 0 B. -80 C. 40 D. -40
Simplify.5
A. 14
B. 70
C. 5
D. 18
Solve the problem.A truck rental company rents a moving truck one day by charging $25 plus $0.07 per mile. Write a linear equation that relates the cost y, in dollars, of renting the truck to the number x of miles driven. What is the cost of renting the truck if the truck is driven 150 miles?
A. y = 0.07x + 25; $26.05 B. y = 25x + 0.07; $3,750.07 C. y = 0.07x + 25; $35.50 D. y = 0.07x - 25; $14.50
Determine the slope and the x- and y-intercepts of the line.x = 5
A. Slope is 0 y-intercept is (5, 0) No x-intercept B. Undefined slope No y-intercept x-intercept is (0, 5) C. Undefined slope No y-intercept x-intercept is (5, 0) D. Slope is 0 y-intercept is (0, 5) No x-intercept