Solve by substitution:
A) (–5, –2)
B) (–4, 1)
C) (–6, –5)
D) Dependent
E) No solution
A) (–5, –2)
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Graph the polar equation.r = -5 sin ?
A. 
B. 
C. 
D. 
Solve the problem.You brake your car from a speed of 65 mph. The table shows data that represent your car's speed versus the amount of time elapsed from the moment that you began to brake.
Graph the data. What is the slope of the line segment that represents the period of time during which the speed decreases?
A. 
The slope of the decrease is -10.
B. 
The slope of the decrease is -9.
C. 
The slope of the decrease is -9.
D. 
The slope of the decrease is 9.
Evaluate the formula for x = -2, -1, 0, 1, and 2. Plot the resulting ordered pairs.y = -3x + 1
A. 
B. 
C. 
D. 
Find the average value over the given interval.y = 6x + 4; [3, 6]
A. 93 B. 31 C. 58 D. 6