Solve the system by graphing. Check the coordinates of the intersection point in both equations.y = x + 5y = -x + 7
A. {(-5, 7)}
B. {(1, 6)}
C. {(5, -7)}
D. {(6, - 1)}
Answer: B
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Solve.Employees at a tool and die company earn $13.58 per hour. The company pays time-and-a-half for hours over 40 per week. Sunday hours are paid at double time. How much would an employee earn if she worked the following hours: Monday, 7
; Tuesday, 9, Wednesday, 
; Thursday, 8; Friday, 7; Saturday, 6
; Sunday, 3? (Round to the nearest cent, if necessary.)
A. $801.73 B. $801.98 C. $802.84 D. $802.92
Solve the problem. Round rates to the nearest whole percent and dollar amounts to the nearest cent.The Galerie d'Art paid $136.5 for a limited edition Graux print. The original selling price was $204.75, but this was marked down 60% to make room for incoming pieces. If operating expenses are 28% of cost, find the operating loss and the absolute loss.
A. operating loss: $92.82 absolute loss: $122.85 B. operating loss: $92.82 absolute loss: $54.60 C. operating loss: $54.60 absolute loss: $92.82 D. operating loss: $122.85 absolute loss: $54.60
Identify the independent and dependent variables.z = 
A. independent: x and y, dependent: z B. independent: 4, dependent: z, x, and y C. independent: z, dependent: x and y D. independent: z, x, and y, dependent: 4
Find a cofunction with the same value as the given expression.cos 53°
A. sin 53° B. sec 53° C. csc 37° D. sin 37°