Answers created by Crater M.

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•  If you add​ Natalie's age and​ Fred's age, the result is 37. If you add​ Fred's age to 3 times​ Natalie's age, the result is 63. Write and solve a system of equations to find how old Fred and Natalie are??
  
• You borrowed $59,000 for 5 years at 11% which was compounded annually, what total amount will you pay back?
  
• Question #a0f6c
  
• How do you solve this?
  
• Jeff invested $3000 in an account that earns 6.5% interest, compounded annually. How much did Jeff have in the account after 3 years?
  
• How do you use a calculator to approximate #arccos(-0.41)#?
  
• Multiply (3-a) by (5-2a)?
  
• A fair coin is tossed 4 times. What are the odds against not tossing at least one head?
  
• How do you write these expressions as single logarithms? 1. #4 log 2 + log 6# 2. #3log_2 6-2# 3. #5 log 3 - 2 log 8#
  
• How is the intensity of an earthquake with magnitude 8 not twice the intensity of an earthquake with magnitude 4?
  
• Solve the inequality and graph it on the number line 3(x-8)-2(10-x)<5(x-1)?
  
• Solve the inequality and graph it on the number line 5x<5(x-3)?
  
• Question #66959
  
• Round 86,284.983451 to the nearest ten thousands?
  
• An athlete can jog at twice her walking pace. By walking for a total of 1h 40 mins and jogging for a total of 30 minutes she covers a total distance of 16km. What is her walking pace in kilometres per hour (kph)?
  
• A ship’s guidance system measures that the ship is 380 m from the top of a lighthouse. The top of the lighthouse is 88 m above sea level. How far is the ship from the lighthouse to the nearest tenth of a meter?
  
• A person has a coin, one standard deck of 52 playing cards and a six-sided number cube. How many different outcomes are possible for picking a card, flipping the coin, and rolling the number cube?
  
• How do you expand #(2x+5)^7#?
  
• Question #554fd
  
• Is the expression #(4m)/(3p)# a polynomial?
  
• How do you simplify #(5x)/(3x^2+19x-14)-1/(9x^2-12x+4)#?
  
• Sonya is walking home from a friend's house. After 2 minutes she is 1.4 miles from home. Twelve minutes after leaving, she is 0.9 miles from home. What is her rate?
  
• How do you solve #-84<7c#?