Solve the problem.Juanita is having her yard landscaped. She obtained an estimate from two landscaping companies. Company A gave an estimate of $210 for materials and equipment rental plus $65 per hour for labor. Company B gave and estimate of $250 for materials and equipment rental plus $55 per hour for labor. Determine how many hours of labor will be required for the two companies to cost the same.
A. 4 hours
B. 8 hours
C. 3 hours
D. 7 hours
Answer: A
Mathematics
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A. D: (-?, ?)
B. D: (-?, ?)
C. D: [0, ?)
D. D: (-?, ?)
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Use mathematical induction to prove the following.6n > 6n-1
What will be an ideal response?
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Use a strictly graphical approach to solve the equation over the interval [0, 2?). Express solutions to the nearest hundredth.-cot x + 2 csc x = 3
A. {1.01, 2.78, 3.14} B. {0.94, 4.51} C. {1.01, 2.78} D. {1.06}
Mathematics
Solve the system of equations by use of determinants. 4x - 7y + 7z = 9-6x + 4y + 4z = 20 3x - 9y - 2z = -52
A. x = 5, y = 4, z = 5 B. x = 4, y = -6, z = -5 C. x = 6, y= 5, z = 6 D. x = 4, y = 6, z = 5
Mathematics