Solve the problem.The length of a rectangular flower bed is 11 ft. less than 3 times its width. The area of the bed is 20 ft2. Find the dimensions of the flower bed.
A. 5 ft by 4 ft
B. 3 ft by 3 ft
C. 5 ft by 1 ft
D. 3 ft by 4 ft
Answer: A
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Factor the polynomial completely using the grouping method.6x2 - 5xt - 6t2
A. (6x - 2t)(x + 3t) B. (3x - 2t)(2x + 3t) C. (6x + 2t)(x - 3t) D. (3x + 2t)(2x - 3t)
Identify where f is increasing and where f is decreasing.f(x) = 
A. increasing: (-?, 7]; decreasing: [7, ?) B. increasing: [-7, ?); decreasing: (-?, -7] C. increasing: [7, ?); decreasing: (-?, 7] D. increasing: (-?, -7]; decreasing: [-7, ?)
Simplify the expression, if possible.- 
A. 40 B. 9 C. Not an integer D. -9
Find the amount in the bank account described. Use a calculator and round to the nearest cent.If P dollars are deposited in an account that pays 9% annual interest, then the amount of money in the account after 3 years is P(1 + 0.09)3. Find the amount when P = $50.
A. $164.75 B. $64.75 C. $54.50 D. $163.50