Arthur D.

05/02/15

Algebra wordplroblem - Time- Equations

Working together, two workmen take 14 hours to complete a job. How much time would it take them to complete it separately if one of the workmen is two times faster than the other?I need the answer... more

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Other

05/02/15

Yacht Race Algebra Question

In a yacht race the second leg is three times as long as the first leg and the third leg is twice as long as the second. If the total length of the course is 70km, how long is each leg?

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Other

05/01/15

A man rides in country at uniform rate of 30 miles per hour. he rests 2 hours and then rides back at 20 miles per hour. he is gone 5 hours. how far did he go?

This is a uniform motion word problem .

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Solve Equation

04/30/15

solve problem

Convert to an exponential equation In 72=4.2767

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Algebra 2 Algebra Help Algebra 2 Question

04/30/15

find the product of the roots

equation: y = x³ - 4x² + x + 6

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Math Percent

04/30/15

rate of mark up based on cost

Costs 1430sold for 1979 what is rate of mark up based on cosy

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Solve Equation

04/30/15

solve problem

Solve Log3 1/27

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Word Problem

04/30/15

Time + Distance problem

Two cars leave from Albany, New York, at the same time and travel directly north. One car travels one and one-half times as fast as the other. After 4 hours and 45 minutes, they are 95 miles apart.... more

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Probability & Statistics Question

04/30/15

On the all-state soccer team, 5 of the 8 players from the North REgion are seniors, and 8 of the 12 players from the South Region are seniors. (Continued below)

What is the probability that a randomly-selected student is a senior or is a student from the North Region? I'm a long-term sub in an Algebra 2 class. If have the solution of 4/5, but I really... more

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Trigonometry

04/29/15

It's a law of cosines or sines question

A ship at sea is 70 miles from one radio transmitter and 130 miles from another. The measurement of the angle between the signals is 130. How far apart are the transmitters?

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Other

04/28/15

Help me solve this d=rt problem

Matt decides it's time to get in shape, so he goes out for a run. He runs for 60 feet before twisting his ankle. he then hobbles at a rate that is 8 feet/second slower than his running speed. the... more

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Trinomials Gcf

04/28/15

Factor the trinomials completely. Find GCF too. 9j^2+6j-8 and 3x^2-24x+36

PLEASE HELP!!

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Trinomials

04/28/15

Factor the trinomials completely. Then SOLVE 12k^2+14k-6=0

PLEASE HELP!!

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Consecutive Integers

04/28/15

three consecutive even integers and found that 3 times the sum of the first two was 58 less than 14 times the opposite of the third. What were his integers?

find three consecutive integers and found that 3 times the sum of the first two was 58 less than 14 times the opposite of the third

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Algebra 1

04/28/15

what is the new mean, rounded to the nearest hudreth.

mrs.hall records the heights of 50 students in a spreadsheet. The mean height is 68 inches. after looking at the data again she realized that two of the 50 observations were outliers that must have... more

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College Algebra Exponential Equations College Algebra Help

04/28/15

solve the exponential equation

1.) 52x-3=7x+9 2.) 2e2x-11ex+5

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Polynomial Polynomials

04/28/15

can you solve this word problem for me please?

A wire is stretched from the ground to the top of an antenna tower. the wire is 10 feet long. the height of the tower is 2 ft greater than the distance d from the tower's base to the end of the... more

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Quadratic Equations Math Help Pre Calculus

04/27/15