An appliance dealer is offered an excellent price on washers and dryers. He pays $280 each for the washers, $100 each for the dryers, and paid a total of $18,040. The number of washers and dryers totaled 85. How many of each did he buy?
What will be an ideal response?
53 washers and 32 dryers
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Solve the problem.Find the work done by a force of 13i (newtons) in moving as object along a line from the origin to the point 
(distance in meters).
A. 91
joules
B. 91 joules
C. 13
joules
D. 64.35 joules
Use a calculator to find a graphical solution to the equation. Express results to the nearest thousandth.3n2 = -8n - 3
A. -0.226, -1.108 B. -1.000, -1.667 C. -1.785, -3.549 D. -0.451, -2.215
Find the center (h, k) and radius r of the circle with the given equation. x2 + (y + 7)2 = 81
A. (h, k) = (0, -7); r = 81 B. (h, k) = (-7, 0); r = 81 C. (h, k) = (-7, 0); r = 9 D. (h, k) = (0, -7); r = 9
Use the Factor Theorem to determine whether x - c is a factor of f(x).f(x) = x4 + 7x3 + 9x2 + 61x - 14; x - 7
A. Yes B. No