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??
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You borrowed $59,000 for 5 years at 11% which was compounded annually, what total amount will you pay back?
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Question #a0f6c
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How do you solve this?
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Jeff invested $3000 in an account that earns 6.5% interest, compounded annually. How much did Jeff have in the account after 3 years?
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How do you use a calculator to approximate arccos(-0.41)arccos(−0.41)?
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Multiply (3-a) by (5-2a)?
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A fair coin is tossed 4 times. What are the odds against not tossing at least one head?
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How do you write these expressions as single logarithms?
1. 4 log 2 + log 64log2+log6
2. 3log_2 6-23log26−2
3. 5 log 3 - 2 log 85log3−2log8
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How is the intensity of an earthquake with magnitude 8 not twice the intensity of an earthquake with magnitude 4?
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Solve the inequality and graph it on the number line
3(x-8)-2(10-x)<5(x-1)?
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Solve the inequality and graph it on the number line
5x<5(x-3)?
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Question #66959
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Round 86,284.983451 to the nearest ten thousands?
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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)?
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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?
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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?
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How do you expand (2x+5)^7(2x+5)7?
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Question #554fd
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Is the expression (4m)/(3p)4m3p a polynomial?
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How do you simplify (5x)/(3x^2+19x-14)-1/(9x^2-12x+4)5x3x2+19x−14−19x2−12x+4?
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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?
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How do you solve -84<7c−84<7c?