The monthly cost of driving a car depends on the number of miles driven. Julia found that in October it cost her $200 to drive 300 mi and in July it cost her $350 to drive 600 mi. Express the monthly cost C as a function of the distance driven d assuming that a linear relationship gives a suitable model.
What will be an ideal response?What will be an ideal response?
C = 0.5d + 50
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Factor completely using the trial and error method to factor trinomials. If unfactorable, indicate that the polynomial is prime.15x2 - 65x - 50
A. 5(3x - 2)(x + 5) B. 5(3x + 2)(x - 5) C. prime D. (15x + 10)(x - 5)
Find the general form of the equation for the line with the given properties.Slope = - 
; containing the point (0, 2)
A. 6x + 7y = -14 B. 7x + 6y = -14 C. 6x + 7y = 14 D. 6x - 7y = 14
Find the foci of the ellipse.36(x + 3)2 + 16(y - 2)2 = 576
A. (2, -3 - 2
), (2, -3 + 2
)
B. (-3, 2 - 2
), (-3, 2 + 2
)
C. (-3, 8), (-3, -4)
D. (-3- 2
, 2), (-3+ 2
, 2)
Arrange in order from smallest to largest.0.051, 0.015, 0.011, 0.055
A. 0.011, 0.051, 0.015, 0.055 B. 0.011, 0.015, 0.051, 0.055 C. 0.055, 0.051, 0.015, 0.011 D. 0.011, 0.055, 0.015, 0.051