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November 26, 2014

Posts by tracy


Total # Posts: 756

Ma
Thanks for trying. But what you just wrote does not help at all. Can someone else try?
February 5, 2011

Ma
A building contractor is planning to build an apartment complex with one, two or three bedroom apartments. Let x,y,z respectively denote the number of apartments of each type to be built. Suppose that the builder will spend a total of $8,277,000, and that the costs for the ...
February 5, 2011

ma
The only value of b for which the following system of equations in(s,u,z)does not have a unique solution is: b = 3⁢s+3⁢u-z=3 -3⁢s+3⁢u=-3 -3⁢s+b⁢u-z=-3
February 5, 2011

New Age Math
A manufacturer can produce 8,500 units for a total profit of 47,600.00 dollars, but if he increases his production to 11,500 units, then his profit becomes $65,600.00. What is the fixed cost and net profit per unit produced is?
January 28, 2011

English
1.All of the balloons on the string (popped) except two. 2.Do you (want) to buy those books? 3.Daniel's dog is (following) the trail to the river's edge. 4.For thirty years the noon whistle has (blown)exactly on time. 5.The players have (challenged) their parents to a ...
January 25, 2011

math
solve -14is less then and equal to 3x -7less than and equal to -2
January 23, 2011

Algebra -- Help
Train A and B are traveling in the same direction on parallel tracks. Train A is traveling at 80 miles per hr abd train B is traveling at 90 miles per hr. Train A passes a station at 3:25am,if train B passes the same station at 3:37am, at what time will train B catch up train ...
January 20, 2011

Help
I have tried to solve this problem several time sto get the answer and I am lost. Train A and B are traveling in the same direction on parallel tracks. Train A is traveling at 80 miles per hr abd train B is traveling at 90 miles per hr. Train A passes a station at 3:25am,if ...
January 20, 2011

Algebra
SOLVE BY ELIMINATION METHOD 7r-8s+-20 8r+7s+74
January 20, 2011

Algebra
WHY DO YOU SUBTRACT 26 TWICE???
January 20, 2011

Algebra
on three consecutive passes a football team gains 5 yards and loses 26 yards and then gains 33 yards. What numbr represents the total net yardage? Is the answer 15
January 20, 2011

Algebra 1
Can someone help me on this problem ?? -0.2x<-10
January 19, 2011

Algebra 1
Can someone help me on this problem ?? -0.2x<-10
January 19, 2011

math
9 by 3 12 dollars afoot
January 18, 2011

Math
The distance between the point in my center and any point on my outline is equal. What am I? a.Triangle b.Octagon c.Circle d.Square
January 14, 2011

math
which has the greater area: a square with a side that measures 7 meters, or a 6-by-8 meter rectangle? what is the area?
January 13, 2011

Chemistry
Calculate the quantity of heat to convert 25.0g of ice at -10.0 degrees celcius to steam at 110.0 degrees celcius?
January 12, 2011

Chemistry
Analysis of a compound indicates that it is 49.02% carbon, 2.743% hydrogen, and 48.23% chlorine by mass. A solution is prepared by dissolving 3.150 grams of the compound in 25.00 grams of benzene, C6H6. Benzene has a normal freezing point of 5.50degreeC and the solution ...
January 10, 2011

Chemistry
Analysis of a compound indicates that it is 49.02% carbon, 2.743% hydrogen, and 48.23% chlorine by mass. A solution is prepared by dissolving 3.150 grams of the compound in 25.00 grams of benzene, C6H6. Benzene has a normal freezing point of 5.50degreeC and the solution ...
January 10, 2011

Chemistry
Analysis of a compound indicates that it is 49.02% carbon, 2.743% hydrogen, and 48.23% chlorine by mass. A solution is prepared by dissolving 3.150 grams of the compound in 25.00 grams of benzene, C6H6. Benzene has a normal freezing point of 5.50degreeC and the solution ...
January 10, 2011

environment
how might the environmental impact of electricity generation from coal be reduced?
January 8, 2011

Science
how much CO2 and how much energy are released in the combustion of 1 tonne of coal?
January 6, 2011

math
one company offers customers an internet coupon to get a $2discount off a purchase from their web site. if the value of the coupons downloaded so far is $6,000,how many coupons have been downloaded?
January 5, 2011

math
one company offers customer an internet coupon to get a $2 discount off a purchase from their web site. if the value of the coupons downloaded so far is $6,000,how many coupons have been downloaded?
January 5, 2011

math
one company offers customer an internet coupon to get a $2 discount off a purchase from their web site. if the value of the coupons downloaded so far is $6,000,how many coupons have been downloaded?
January 5, 2011

English
1.Where (has,have) they gone for their picnic? 2.(Has, Have) Hiromi opened her birthday presents? 3.Where (has,have) she put the other gifts? 4.(Has,Have) her friends seen her other presents yet? 5.(Has,Have) I shown you how to play this game? 6.(Was, Were) we late for the ...
January 4, 2011

English
1.Either Me Brooks or his son (washes, wash) the car. 2.Damont or his parents usually (help, helps) us. 3.He and his dogs (is, are) going for a hike. 1.washes 2.help 3.are What is a good website to learn more about compound subject verb agreements?
January 4, 2011

math
another solid figure is the sphere. it has a point that is exactly in the center. what do you know about the distance from any point on the sphere to the center?
January 4, 2011

math
tori gates are often found in japan where they originated. what kinds of solids can you find in a tori gate?
January 4, 2011

math
wei made two square pyramids and glued the congruent bases together, how many faces does here figure have?
January 4, 2011

English
1.Neither my sister nor my parents (knows, know) the answer to the riddle. 2.A car and three buses (was, were) involved in the accident. 1.know 2.were
January 4, 2011

English
Stand sounds better but in my directions it tells me subjects joined by and generally take a plural verb. Can you please explain?
January 4, 2011

English
1. One maple and three elms (stand, stands) in the yard. stands
January 4, 2011

english
The house at the corner and the house next door have flowers growing in front of it. Identify incorrect pronoun or write C if correct. Correct
January 3, 2011

English
We're learning about pronoun-antecedent. Can someone give me a link to better understand.
January 3, 2011

com150
characteristics of expository essays
December 14, 2010

Algebra
2^(2x+11)=3^(x-12) x=?
December 11, 2010

algebra
If a bateria culture starts with 4000 bateria and doubles every 20 minutes, how many minutes will it take the population to reach 39000?
December 11, 2010

English
1.The clowns and jugglers (has, have) always been my favorite performers. 2.Neither pencils nor an eraser (are, is) permitted. 3.All of the boats in the harbor (belong, belongs) to the village. 4.Either the wall clock or our wristwatches (tell, tells) the correct time. 5.Both ...
December 9, 2010

English
1.Agba fed milk and honey to the newborn colt. 2.Sometimes the playful colt bit Agba's fingers. Identify the direct objects 1.milk, honey 2.fingers'
December 1, 2010

Englis
Yes I do thank for your help.
December 1, 2010

Englis
1.adventures 2.home
December 1, 2010

Englis
1.Read King of the Wind, and learn more about the adventures of Agba and his horse. 2.Later, the boy and the horse left their home and traveled to England. 3.The head of the stables often mistreated Agba and the young colt. Identify each direct object 1.King of the wind 2.boy...
December 1, 2010

English
Oops I was looking at different sentence when typing. 4.Newbery Medal 5.adventures, horse
December 1, 2010

English
1.If so, then you probably know some stories by Marguerite Henry. 2.Her books about horses have thrilled readers for more than forty years. 3.Henry wrote many popular books, such as Misty of Chincoteague and King of the wind. 4.Her book King of the Wind won the Newbery Medal ...
December 1, 2010

English
1.Road crews are making repairs on Willow Street, (where Jeremy lives). 2.According to some people, (when the sky is red in the evening), the weather will be nice the next day. Tell if the clause in () is adj or adv clause. 1.adj 2.adj
November 30, 2010

English
1.With a cool, silent determination (that seemed to be instinctive), the kitten stalked and pounced on the ball of the yarn. 2.The fans were cheering (as though they had just won the national championship). 3.(As the sun set), a feeling of peace came over the campers. 4....
November 30, 2010

English
Sorry not changing my name on purpose. More than one person uses this computer and it saves the name automatically and I thought I clicked on Tracy. Also the question does ask to identify as independent or not an independent.
November 30, 2010

English
1.(The hikers walked) until they were exhausted. 2.Has John met the family (who moved in next door)? 3.Gerry needs the book (that is on the shelf). Identify the word group in () and tell if independent clause or not an independent clause. 1.Independent 2.Independent 3.Not ...
November 30, 2010

English
1.Augustus' regin was the period that came to be called the Augustan Age, and his influence continued for nearly two hundred years. I have to identify the subordinate clause 1.that came to be called
November 29, 2010

Algebra
Can someone help me on this problem I worked it and worked it and cannot figure it out?? ¨ö Z + ¨ü < ¨ú Z + 1/16
November 25, 2010

History
I googled this questions and many sites came up. You might want to check there.
November 22, 2010

Math -- for Sue
Ok, I really took 3x5 and got the 15 but I see what you did. Thanks
November 22, 2010

Math -- for Sue
Ok Sue my last problem for the night then I am done!! Yeah 2x + 3 > x + 5 2x-x+3-3<x-x+15-3 2x<12 I am sure this is wrong. I need help !!!
November 22, 2010

Math
I am taking a Algebra class right now myself and this is something that another student posted and it has helped me.. I hope it will help you. Please----Parenthesis Excuse---exponents My---multiplication Dear--division Aunt---addition Sally--subtraction . Do all calculations ...
November 22, 2010

math
So first you put the x numbers together, but why do yu out the -7 on both sides? then you took the 4x-6x to get the 2x and took 19-7 to get the 12?? Why woudl nto take the 6x-6x and get the 0
November 22, 2010

math
Thank you. But I am not understanding how you came to that answer. This is my first algebra class I am taking, and I am so confused. Can you you explain a little to me of how you got this ?? Where did the -2x come from??
November 22, 2010

math
4x+7<6x+19 Can someone help me solve this problem??
November 22, 2010

Algebra
1. Why does the inequality sign change when both sides of the inequality are multiplied or divided by a negative number? Does this happen with equations? Why or why not? 2. Write an inequality for your classmates to solve. In your inequality, use both the multiplication and ...
November 22, 2010

Algebra
1. Why does the inequality sign change when both sides of the inequality are multiplied or divided by a negative number? Does this happen with equations? Why or why not? 2. Write an inequality for your classmates to solve. In your inequality, use both the multiplication and ...
November 22, 2010

College Physics
Which one of the following statements about a thermodynamic engine is not true, i.e., which one of the statements is false? 1)The internal energy is always the same at the beginning and at the end of one cycle. 2)The absorbed and the exhausted heat have the same magnitude. 3)...
November 22, 2010

Algebra
Thank you !!!!
November 21, 2010

Algebra
Can someone help me ??? Use a commutative law to find an equivalent expression of 7=rs
November 21, 2010

Chemistry
John has 300 mL of 0.65 M NaCl solution. Mary has 500 mL of 0.35 M solution. What is the concentration of the solution if they pour them together
November 21, 2010

mat 116
Thanks you so much. I was hoping you was the one to check it. :)
November 11, 2010

mat 116
8(3*5)+6(9/3)=? took 8(3x5=15) +6(9/3=3) 8(15)+6(3)= took 8(15)+6(3)= 8x(15)+6x(3)= 120+18=138 answer is this answer correct??
November 11, 2010

MAT 116
PLEASE HELP ME SOLVE 8(3X5)-6(9/3) I got this far 8(15)-6(3) then I got lost
November 11, 2010

Finance
Martell Mining Company's ore reserves are being depleted, so its sales are falling. Also, its pit is getting deeper each year, so its costs are rising. As a result, the company's earnings and dividends are declining at the constant rate of 3% per year. If D0 = $2 and ...
November 11, 2010

Finance
a stock is expected to pay a dividend of $0.50 the end of the yeat and it should continue to grow at a constant rate of 5% a year. If the required return is 14% what is the stock expected price 5 years from today
November 11, 2010

General
What can you tell about the meaning of astronaut from its Greek roots? 2. What do the latin prefix and root in transmit tell you about the word's meaning?
November 3, 2010

literary
assonance
November 3, 2010

geometry
Find each measure using the given measures of triangleXYZ. Round angle measures to the nearest degree and side measures to the nearest tenth. Find measure of angle Y if y= 7,z=11,and the measure of angle Z=37.
October 18, 2010

english
thanks
October 11, 2010

english
just food in general.
October 11, 2010

english
I did not write anything yet, I am stuck at the opening paragraph.
October 11, 2010

english
I need to write an introduction of an essay about food
October 11, 2010

physics
a circuit consists of two identical parallel metallic plates connected by identical metallic springs to a 102V battery. With the switch open, the plates are uncharged, are separated by a distance d=7.80mm, and have a capacitance C=2.00microF. When the switch is closed, the ...
September 29, 2010

Language Arts
LOL....Excellent. Thank You So Very Much!!!! GO BLUE!!!!
September 20, 2010

Language Arts
This what she has so far: One reason I like fall is because of Halloween. I like all the different costumes on Halloween. Different costumes show different personalities. During Halloween there are a lot of different decorations. I like the more scary rather than the more ...
September 20, 2010

Language Arts
My daughter is writing a paper on her 3 favorite things about fall. She has chosen Halloween, Volleyball and Football. She is having a hard time with the introduction of it. Any ideas?
September 20, 2010

physics
total time for a rock drop from top of the well to the bottom and the sound bouve back is 5.6 sec, the well dept is 450 ft, true or false
September 17, 2010

math
write each addition vertically.decide which new groups you will make.then,add to see if you were correct. 256+1273___________ a new ten?____________ a new hundred?_________ a new thousand?____________ need answers and please explain
September 13, 2010

math
write each addition vertically.decide which new groups you will make.then,add to see if you were correct. 256+1273___________ a new ten?____________ a new hundred?_________ a new thousand?____________ need answers and please explain
September 13, 2010

computers
· Write a 200- to 350-word paper that describes the distinctions of data and information and briefly explains the process a computer uses to convert data into information. o Consider the following: Computers use a completely different language than people, yet they ...
September 13, 2010

college math
the height (in cm) of a candle is a linear function of the amount of time (in hours) it has been burning. When graphed, the function gives a line with s slope of -0.4 suppose the height of the candle after 14 hours is 18.45 centimeters. What will be the height of the candle ...
August 24, 2010

media and culture
Many current bands have a political message to some of their songs. As long as the music is catchy they know it will sell, therefore they're able to include any messages they wish
August 16, 2010

math
what is the answer to round to the nearest ten and the nubmer is 100.
July 23, 2010

algebra
We did not find results for: suppose a company manufactures MP3 players and sell them to retailers for $98 each. it has a fixed cost of $262,500 related to the production of the MP3 players and the cost per unit is $23 what is the total revenue function, marginal revenue for ...
July 10, 2010

Finance
12.50%
June 27, 2010

algebra2
simplfiy by removing factors of 1. z power of 2 -8z+15 ____________________ z power of 2 2z-15 help please
June 27, 2010

algebra2
f+5 divide 7f+35 ____ ______= f-3 f-5
June 27, 2010

biology
what part of eukaryotic cell is least important?
May 22, 2010

college math
1.1 yards=1 meter/80 square yards sold @ $8.50 per yard=$680.00 What would this be in meters?
May 18, 2010

math
Determine if the given regular figures form semi regular tessellation. Triangle,decagon,15-gon Yes or no
May 2, 2010

Math
Give your own example of at least four ordered pairs that does not model a function. The domain will be any four integers between 0 and +10. The range will be any four integers between -12 and +5
April 28, 2010

math
A contractor is considering a sale that promises a profit of $20,000 with a probability of .7 or a loss ( due to bad weather, strikes, and such) of $3000 with a probability of .3. What is the expected profit? a. 13,100 b. 17,000 c. 14,000 d. 16,100
April 16, 2010

math-HELP
Below is the problem again with the answer choices.... A deli offers its cheese sandwich with various combinations of mayonnaise, lettuce,tomatoes,pickles, and sprouts. 5 types of cheese are available. How many different cheese sandwiches are possible? Answer choice: a)320 b)...
April 16, 2010

math-HELP
A deli offers its cheese sandwich with various combinations of mayonnaise, lettuce, tomatoes, pickles, and sprouts. 5 types of cheese are available. How many different cheese sandwiches are possible? I got 10 for the answer is that correct?
April 16, 2010

physics
610 J
April 11, 2010

trigonometry
solve for 2cos2x=tan225 and, solve using transformation method cosx+ root2sinx= root3 THANKS!
March 28, 2010

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