Simplify by adding or subtracting like terms.8.4p + 2.1pq + 4.2p
A. 12.6p + 2.1pq
B. 13p + 2pq
C. 12.5p + 2.2pq
D. 14.7p
Answer: A
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Determine whether f and g are inverses by determining whether 
and 
f(x) = x - 2, g(x) = x + 2
A. Yes B. No
Solve the problem.The following table shows the number of housing starts in a beachside community in various years. Let f(t) be the number of housing starts at t years since 2009. Use a graphing calculator to draw a scatterplot. Find and verify an equation of f.
A. f(t) = 3.268t2 + 30.494t + 168.982 B. f(t) = -3.268t2 - 30.494t + 168.982 C. f(t) = -3.268t2 + 30.494t + 168.982 D. f(t) = -3.268t2 + 30.494t - 168.982
Find the slope of the line satisfying the given conditions.horizontal, through (-5, -7)
A. 1 B. 0 C. -1 D. undefined
Write the equation in standard form of the line satisfying the given conditions.Through (0, 2); m = - 
A. 9x + 7y = -18 B. 7x - 9y = 18 C. 7x + 9y = 18 D. 7x + 9y = -18