Set up the linear programming problem.Charlene baby-sits for $4 per hour. She also works as a tutor for $7 per hour. Because of school, her parents only allow her to work 13 hours per week. How many hours can Charlene tutor and baby-sit and still make at least $50 per week? (a) Let x = hours spent baby-sitting and let y = hours spent tutoring. Write a system of inequalities for this situation. (b) Graph the solution set. 
What will be an ideal response?
(a)
(b) 
Mathematics
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Write the expression as one logarithm.log 
+ log x6 - log x2
A. 7 log x
B. 
log x
C. 
log x
D. 11 log x
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Simplify. Assume that each variable is nonnegative.
A. 
B. 
C. 
D. 
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Draw the graph of the equation.y = x2 + 2x - 9
A. 
B. 
C. 
D. 
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Solve the problem.Given that P(A) = 0.46, P(A ? B) = 0.7, and P(A ? B) = 0.18, find P(B).
A. 0.6 B. 0.24 C. 0.42 D. 0.28
Mathematics