Factor.8n2 + 31n - 45
A. (8n - 54)(8n - 9)
B. (8n - 9)(n + 5)
C. (8n - 9)(n - 5)
D. (8n - 9)(9 - 8n)
Answer: B
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Provide an appropriate response.Maria's teacher asked her to solve the following problem: "One leg of a right triangle is 5 m longer than the other. The length of the hypotenuse is 25 m. Find the lengths of the legs." Maria called the legs x and y and translated the problem into the following equation: 
After that she was unsure of how to proceed. Why is Maria's equation not very useful? Write the correct equation and find the solution to the problem showing all the steps of your work.
What will be an ideal response?
Multiply.8 ? 5 ? 6 ? 9
A. 240 B. 249 C. 28 D. 2160
Solve using the elimination method. Use a graphing calculator to check your answer. 5x + 6y = -5 2x + 3y = -5
A. (5, -5) B. (5, -4) C. (4, -4) D. No solution
Find the present value. Round to the nearest cent.To get $10,500 after 8 years at 5% compounded annually
A. $6768.39 B. $3393.19 C. $7462.15 D. $7106.81