Perform the indicated operations. Write the answer in simplest form. ? 

A. 5
B.
C.
D.


Answer: D

Mathematics

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Provide an appropriate response.Solve using a system of equations with two unknowns:A drafting company charges different prices for preliminary and detailed blueprints of houses. One week they completed 5 preliminary drawings and 8 detailed ones and earned $9,500. The second week they completed 6 preliminaries and 10 detailed and earned $11,800. How much did they charge for each preliminary and each detailed blueprint?

Fill in the blank(s) with the appropriate word(s).

Mathematics

Use the appropriate formula to solve the problem.The perimeter of a rectangle is 68 m. If the width were doubled and the length were increased by 7 m, the perimeter would be 110 m. What are the length and width of the rectangle?

A. width 14 m, length 20 m B. width 17 m, length 17 m C. width 20 m, length 14 m D. width 12 m, length 17 m

Mathematics

Express as a single logarithm and, if possible, simplify.log s + 3logm

A. log  
B. log 
C. log m3 
D. log (m3+ )

Mathematics

Solve the problem.The polynomial function L(p) = p3 - 5p2 + 20 gives the rate of gas leakage from a tank as pressure increases in p units from its initial setting. Will an increase of 3 units result in a lower rate of leakage compared to the initial setting?

A. No B. Yes

Mathematics