Solve the problem.In 2012, a certain country recovered 26% of its municipal solid wastes through recycling, up from 17% in 2007. Let P represent the percentage recycled and t the number of years since 2007. Find a linear equation for P as a function of t.
A. P = 1.8t + 24
B. P = 0.9t - 17
C. P = -1.8t + 7
D. P = 1.8t + 17
Answer: D
Mathematics
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A. Function B. Not a function
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A. -6x2y6 B. -6x2y7 C. 24x2y7 D. 24x2y6
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Simplify by combining pairs of like terms.-21p - 9p2 + 24p - 12p2
A. 3p + 21p2 B. -45p - 21p2 C. -3p - 21p2 D. 3p - 21p2
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A. 129.6° Fahrenheit B. 54.0° Fahrenheit C. 104° Fahrenheit D. 78.4° Fahrenheit
Mathematics