January 24, 2017

Posts by Cheryl

Total # Posts: 312

The river rose 4 feet above flood stage last night. If a= the river’s height at flood stage, b= the river’s height now (the morning after), which equations below say the same thing as the statement? Explain your choices by translating the equations into English and ...
March 17, 2007

The Randolph’s used 12 more gal of fuel oil in October than in September and twice as much oil in November as in September. If they used 132 gal for 3 months, how much was used during each month? Let the usage in the three months be S, O and N. O = S + 12 N = 2S S+O+N = S...
March 17, 2007

Yuri has a board that is 98 in. long. He wishes to cut the board into two pieces so that one piece will be 10 in. longer than the other. What should the length of each be Let the shorter board's length be x. The other will be x+10. x + x + 10 = 98 2x = 88 Solve that for x ...
March 17, 2007

-4(2x-3)=-8x+5 Hi Cheryl! The first thing you have to do with this is multiply the -4 into the stuff in the parenthesis. -4*2x = -8x -4*-3 = +12 So the left side is -8x+12 = -8x +5 Now that I'm this far along, we see that there's no real answer to this. If we add -8x ...
March 16, 2007

I still don't get it
January 13, 2007

i really need help!! graphing
what do i put the viewing window as on my calculator if i have an equation of 2x^2+40000/x is x=0 an allowed value in the domain? So have to make allowances for x near zero. Check the problem: is x cited to have a particular domain? If not, then plot this in two parts x large ...
November 16, 2006

pre calc. help!!!!!!
i am building a rectangular swimming pool. the pool is to have a surface area of 1000 ft.^2. it also has a uniform walk way of 3 ft. surrinding it. X is the lengh of one side of the pool, and Y is te lengh of the other side. A.) express the area of the plot of land needed for ...
November 16, 2006

A can with the ratio of the height of the radius is 4 to 1. a. express the volume of the can as a function of the radius, r. b. express the volume of the can as a function of the height, h. c. if you want the can to have a volume of 100cm cubed, what does the height have to ...
November 16, 2006

Please help with English!!!
Which one of the following sentences does not contain a serious verb error? 1. They staying there now. 2. She want a promotion. 3. If I was younger, I'd pursue another line of work. 4. We had sang that hymn last week. Cheryl, if you read those out loud, you will quickly ...
October 14, 2006

I'm not sure how to work this oroblem. Can someone assist me. revenues of $230,000 and expenses, including income taxes, of $190,000. On December 31, 2005, Edgemont had assets of $350,000, liabilities of $80,000, and capital stock of $210,000. Edgemont paid a cash dividend...
October 10, 2006

Punctuation within Sentences—Parentheses
The police officer checked her rear-view mirror when she heard the screeching tires. (Someone had rear-ended her the night before).
August 24, 2006

brain teaser help-jenn
50=lashes with a wet noodle
August 20, 2005

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