Archive for the ‘History’ Category
Wednesday, August 20th, 2008
webmaster@algebra.com:
This problem was solved by jim_thompson5910: HOW DO I SHOW THAT 6 9/10 IS RATIONAL BY WRITING IT AS A QUOTIENT OF TWO INTEGERS?
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Wednesday, August 20th, 2008
webmaster@algebra.com:
This problem was solved by jojo14344: A rental car costs $25 plus a fixed charge per mile driven. The total charge for 320 miles of use was $89. Write an equation for the cost, C(in dollars), in terms of the miles driven ,x.
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Wednesday, August 20th, 2008
webmaster@algebra.com:
This problem was solved by jojo14344: What is 14x - 20 = 109.
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Wednesday, August 20th, 2008
webmaster@algebra.com:
This problem was solved by mducky2: write |x| as a piecewise function.
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Wednesday, August 20th, 2008
webmaster@algebra.com:
This problem was solved by Edwin McCravy: Completely factor the following: r(s) = 2s2 + st 2s + t @ Normally, this would be solved by the factor by grouping method. However, this does not work here due to the last term being added, …
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Wednesday, August 20th, 2008
webmaster@algebra.com:
This problem was solved by jojo14344: please help me with this question: jill,maria, and ashley sold tickets to a rock concert. jill sold 5 times as many as ashley. maria sold 4 more than ashley. the total amount sold was 67 tickets. …
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Wednesday, August 20th, 2008
webmaster@algebra.com:
Click on the link to solve this problem: 1 The sum of two numbers is 12. One number is 5 times the other. Can you write the algebraic expressions for these two equations? Can you tell me what the two numbers are? …
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Wednesday, August 20th, 2008
webmaster@algebra.com:
This problem was solved by jim_thompson5910: Solve for “u” 1/u + 5/u-2 = 4/u-2 So far I know I have to find a common denominator so I multiply by “u” or “u-2″ and I have 1(u-2)/u(u-2) + 5u/u(u-2)=4u/u(u-2) but then I end up with a bunch …
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Wednesday, August 20th, 2008
webmaster@algebra.com:
This problem was solved by Edwin McCravy: how many ways to make change for one dollar using nickels, dimes and quarters.
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Wednesday, August 20th, 2008
webmaster@algebra.com:
This problem was solved by jim_thompson5910: sketch the graph of the function. label the vertex. y=x2-x-5.
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