Combine like terms whenever possible. Write the result with descending powers.-15m7 + 10m4 - 12m2 + 11m7 - 6m4

A. 4m13
B. -4m7 + 4m4 - 12m2
C. 52m
D. Cannot be simplified


Answer: B

Mathematics

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Solve the problem.You are purchasing a home for $220,000 and are shopping for a loan. You have a total of $40,000 to put down. In addition, there are $800 in closing costs loan and any loan fee that might be charged. Bank A offers a 10% APR amortized over 20 years with 240 equal monthly payments. There is no loan fee. Bank B offers an 8.5% APR amortized over 20 years with 240 equal monthly payments. There is a 4% loan fee (i.e., a one-time up-front charge of 4% of the loan). Calculate the monthly mortgage payment of both loans and identify which is the better loan.

A. Bank A: $1737; Bank B: $1562; Bank B offers a better loan B. Bank A: $1745; Bank B: $1569; Bank A offers a better loan C. Bank A: $1737; Bank B: $1562; Bank A offers a better loan D. Bank A: $1745; Bank B: $1569; Bank B offers a better loan E. Bank A: $2123; Bank B: $1909; Bank B offers a better loan

Mathematics

Write the system in the form  Then solve the linear system by computing  with a calculator. Round numbers to the nearest tenth, as necessary.2.6x - 0.7y + 5.3z - 3.4w = 12.9  6.5y + 0.7w = -1.8  4.0z - 2.2w = 1.54.9x + 0.6w = 3.2

A. (2.2, 1.1, -6.4, -12.4) B. (-2.2, 1.1, -6.4, 23.3) C. (2.2, 1.1, 7.2, 12.4) D. (2.2, -1.1, -6.4, 7.6)

Mathematics

Solve the problem. Round your answer to the nearest tenth.Find the work done by a force of 4 pounds acting in the direction of 39° to the horizontal in moving an object 10 feet from (0, 0) to (10, 0).

A. 62.2 ft-lb B. 33.2 ft-lb C. 31.1 ft-lb D. 25.2 ft-lb

Mathematics

Complete.157 L =  mL

A. 15.7 mL B. 0.157 mL C. 157,000 mL D. 15,700 mL

Mathematics