Solve and check your answer.-5a + 5 + 6a = 7 - 22
A. a = 34
B. a = -34
C. a = 20
D. a = -20
Answer: D
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The graph shows the percentage of households in a certain city watching television during a 24-hr period on a weekday (t=0 corresponds to 6 a.m.). By computing the slope of the respective tangent line, estimate the rate of change of the percentage of households watching television at a-12 p.m. Note that dy=0.03
Match the function f with its graph.f(x) = log3 (x) + 3
A. 
B. 
C. 
D. 
The following expressions represent denominators of rational expressions. Find their LCD.x2 - 8x + 15 and -2x + 10
A. -2(x + 3)(x - 5) B. -2(x - 3)(x + 5) C. -2(x + 3)(x + 5) D. -2(x - 3)(x - 5)
Solve the problem.A 12-foot ladder is leaning against a house with the base of the ladder 3 feet from the house. How high up the house does the ladder reach? Round to the nearest tenth of a foot when appropriate. 
A. 10.9 ft B. 11.6 ft C. 12.4 ft D. 9 ft