Solve.5x + 4 = 3x + 12
A. 2
B. 1
C. 4
D. 6
Answer: C
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Use the shell method to find the volume of the solid generated by revolving the region bounded by the given curves and lines about the y-axis.y = 
, y = 0, x = 5, x = 7
A. 24? B. 12? C. 8? D. 16?
Solve the problem using a system of equations.Chuck and Dana agree to meet in Chicago for the weekend. Chuck travels 250 miles in the same time that Dana travels 220 miles. If Chuck's rate of travel is 6 mph more than Dana's, then at what rate does Chuck travel?
A. 52 mph B. 44 mph C. 48 mph D. 50 mph
Solve the inequality using a sign chart.
? 
A. x < -5 or x > 3
B. x ? - 
C. x < -5 or - 
? x < 3
D. -5 < x ? - 
or x > 3
Simplify the following by combining like terms.3.8x3 - 6.5x + 11.4 + 1.9x - x3 - 8.1
A. 2.8x3 - 4.6x + 3.3 B. 1.5x4 C. 3.8x3 + 8.4x + 19.5 D. cannot be simplified