Add. Write the answer in lowest terms.
A. 12
B. 50
C. 95
D. 23
Answer: B
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Solve the inequality. Give the solution set in both set-builder notation and graph form.8x - 5 < 19 and -2 - 3x > -17
A. 
B. 
C. 
D. 
Construct a truth table to determine when the lightbulb is on. That is, determine which switches must be open and which switches must be closed for the lightbulb to be on. 
A. The lightbulb will never be on.
B. The lightbulb will be on when p is open and q is closed.
C. The lightbulb will be on when p and q are both closed, or when p is closed and q is open.
D. The lightbulb will be on in all cases.
Solve the system by elimination. If the system is inconsistent or dependent, say so.x + y = 2x - y = -4
A. (-2, 4) B. (-1, 3) C. (1, 4) D. empty set solution; inconsistent system
Find the circumference of the circle. Then use the approximation 3.14 for ? and approximate the circumference.
A. 30.144 yd B. 29.184 yd C. 58.368 yd D. 60.288 yd