Evaluate, if possible
A. 16
B. -4
C. 4
D. 8
Answer: B
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Solve for x and graph the results.6x < 18 and x + 6 > 4
A. 
B. 
C. 
D. 
no solution
Complete the ordered pairs. Then graph the equation by plotting the points and drawing a line through them.
?(0, ), (4, ), (-4, )
A. (0, -2), (4, -5), (-4, 1)
B. (0, 2), (4, -1), (-4, 5)
C. (0, 2), (4, 5), (-4, -1)
D. (0, 0), (4, -3), (-4, 3)
Use the laws of exponents to simplify each expression using positive exponents only. Assume all variables represent nonzero real numbers.
A. 
B. 
C. 
D. 
Solve the problem.
?The graph shows the amount of gas in a 200-gallon tank after x minutes have elapsed. (i) Is the gas entering or leaving the tank? (ii) Find the x-intercept and the y-intercept.
A. Entering; both intercepts are 0 B. Leaving; x-intercept is 0 and y-intercept is 200 C. Entering; x-intercept is 200 and y-intercept is 0 D. Leaving; both intercepts are 0