Subtract.19.3 - 16.81
A. 2.59
B. 2.49
C. 37.11
D. 36.11
Answer: B
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Solve the system graphically.
Solve the equation.
= 
- 
A. 
B. 
C. 
D. 
Solve the problem.Juanita is having her yard landscaped. She obtained an estimate from two landscaping companies. Company A gave an estimate of $240 for materials and equipment rental plus $65 per hour for labor. Company B gave an estimate of $320 for materials and equipment rental plus $55 per hour for labor. We can represent this situation with the system of linear equationsc = 240 + 65xCompany Ac = 320 + 55xCompany Bwhere c is the total cost and x is the number of hours of labor. Graph the system. What is the x-coordinate of the intersection point of the graphs? Describe what this x-coordinate means in practical terms.
A. 7; there is a number of hours of labor, for which both companies charge $700. B. 11; for 11 hours of labor, both companies charge the same. C. 7; for 7 hours of labor, both companies charge the same. D. 8; for 8 hours of labor, both companies charge the same.
The point P on the circle x2 + y2 = r2 that is also on the terminal side of an angle ? in standard position is given. Find the indicated trigonometric function.(-5, -4)Find tan ?.
A. 
B. 
C. - 
D. 