?Write the following expression: Think of a number. Subtract 9 from it. Divide the result by 5. Multiply by 5. Add 9. Which of the following describes this expression, given that the number you were thinking of was "x"?
?
A.
?x
B.
?
C.
?
D.
?If x = 12, then the result is 12.
E.
?a, b, and d only
F.
?b and d only
Answer: E
Mathematics
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Solve the equation.8r + 4 = 68
A. {60} B. {4} C. {8} D. {56}
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Determine a quadratic function that results when applying the given shifts to the graph of 
Rotate about the x-axis, shift 2 units to the left and 4 units down.
A. f(x) = (-x + 2)2 - 4 B. f(x) = -(x + 2)2 - 4 C. f(x) = -(x - 2)2 - 4 D. f(x) = -(x - 4)2 + 2
Mathematics
Due to wage concessions, Bill's hourly wages dropped from $19.50 to $16.00. Find the percent decrease in his wages. Round to the nearest tenth of a percent if necessary.
A. 17.9% B. 8% C. 1% D. 22% E. 2%
Mathematics
Graph the function.f(x) = x3 - 2x2
A. 
B. 
C. 
D. 
Mathematics