Solve.A vendor has learned that, by pricing carmel apples at $1.50, sales will reach 117 carmel apples per day. Raising the price to $2.00 will cause the sales to fall to 97 carmel apples per day. Let y be the number of carmel apples the vendor sells at x dollars each. Write a linear equation that relates the number of carmel apples sold per day, y, to the price x.
A. y = 40x + 57
B. y = -40x - 177
C. y = - 
x + 
D. y = -40x + 177
Answer: D
Mathematics
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A. Yes B. No
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Graph on a number line.x > 2
A. 
B. 
C. 
D. 
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Solve the inequality algebraically. Express the solution in interval notation.
? 0
A. (-?, -5] ? [3, ?) B. [-5, 1) ? (1, 3] C. [-5, 1) ? [3, ?) D. (-?, -5] ? (1, 3]
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Simplify. Assume that all variables represent positive numbers.
A. 9
B. 9x
C. 486x
D. 6x2
Mathematics