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May 18, 2013

Homework Help: 11th Grade

Post a New Question | Current Questions

5 th grade
What is the median fo the following set of numbers? 404,650,585,435,680,342,798 please! show me the work. thank you!
Tuesday, November 2, 2010 at 10:42pm

5th grade
which of the fractions are bigger 5/16 or 1/2 or 1/4 or 7/16
Tuesday, November 2, 2010 at 10:15pm

8th grade math
How do you find the y-intercept in a graph, equation, and table?
Tuesday, November 2, 2010 at 10:15pm

7th grade
What is 7540 over 94710 in simplist form?? Please Help! I am terrible at math!
Tuesday, November 2, 2010 at 9:51pm

8th grade
why did zorna pour ketchup on her brother's hand
Tuesday, November 2, 2010 at 9:51pm

5th grade math
Write 0.7 and 0.21 as factors, then multiply the factors change the product to a decimal 7/10 x 21/100 = 147/10,000 decimal would be .0147 Would that be correct?
Tuesday, November 2, 2010 at 9:39pm

7th Grade world Civics
What is the order of the courts from Highest of Authority to lowest of Autihoruty: court of international trade, U.S District courts, U.S. tax Courts,U.S court of Appeals, Bankruptcy Courts, Coourts of Veteran Appeals, Military Courts, Supreme Courts, Regulatory Commicsions ...
Tuesday, November 2, 2010 at 9:32pm

math 5th grade
Write each percent as a reduced fraction. 35% and 65% would be 35/100 and 65/100 am I correct that these can not be reduced any further?
Tuesday, November 2, 2010 at 9:25pm

9th grade
What is the total supply for US - silk, coffee, or bananas or all of them?
Tuesday, November 2, 2010 at 9:18pm

2nd grade math
I wrote my question wrong - Tell how to make 10 when adding 8+5
Tuesday, November 2, 2010 at 8:29pm

8th grade
If there were 10 grams of iron and 20 grams of water what would the total amount be?
Tuesday, November 2, 2010 at 8:00pm

Seventh Grade Math
Use 6 digits from 1 through 7, each once, to make two 3-digit numbers whose sum is 670 and whose difference is 376. Give both 3-digit numbers in your answer. If I knew what I had to do, I could solve this problem. I dont know how to begin, though!!!! Please help me!!!!!!!!!!!!!!!
Tuesday, November 2, 2010 at 7:46pm

2nd grade math
tell how to make 10 when adding 8+10
Tuesday, November 2, 2010 at 7:31pm

12th grade
You're riding on a train that's moving at 50 km/h, and you roll a ball down the aisle at 2 km/h in the same direction as the train is moving. If a person standing on the ground near the train track could see the ball, how fast would it appear to be moving?
Tuesday, November 2, 2010 at 5:52pm

Math 7th grade
LCM of 8x^5y^3z^2 and 26x^6y^2w^5 plz help me
Tuesday, November 2, 2010 at 5:41pm

8th grade math
What is 25% of $20.00. What is the total cost of the item? I multiplied 20 x .25 and my answer was 5.00 Then I subtracted 5.00 from 20.00 making my final answer $15.00 for the item. Please tell me if this is correct.
Tuesday, November 2, 2010 at 5:24pm

math gr.6
Does anyone has questions (page 22) from pearson math makes sense grade 6 book? Please, help. I forgot my book at school and I only need questions? Thank, you.
Tuesday, November 2, 2010 at 4:57pm

english 6th grade
what does restrictive and nonrestrictive mean???????
Tuesday, November 2, 2010 at 4:42pm

math 5TH GRADE
write a story problem that represents each division expression.then solve the problem a. write a story problem that represents 528/24 divided
Tuesday, November 2, 2010 at 3:46pm

11th grade physics
You place a box with a mass of 20kg on an inclined plane that makes a 35.0° angle with the horizontal. What is the component of the gravitational force acting down the inclined plane?
Tuesday, November 2, 2010 at 3:36pm

11th grade physics
Rachel pulls her 177N suitcase at a constant speed by pulling on a handle that makes an angle (-) with the horizontal. Using frictional force on the suitcase as 27N and Rachels force on 43N on the handle to calculate the net force. 1. What angle does the handle make with the ...
Tuesday, November 2, 2010 at 3:32pm

11th grade Physics
An open pipe 0.40m in length is placed vertically in a cylindrical bucket having a bottom area of 0.10 m^2. Water is poured into the bucket until a sounding tuning fork of frequency 440 Hz, placed over the pipe, produces resonance. Find the mass of water in the bucket at this ...
Tuesday, November 2, 2010 at 3:19pm

math grade 11
I need help with this question determine the values in k for which the function f(x)= 4x^2-3x+2kx+1 has two zeros. Check these values in the original equation. i don't get how to do it please help me.
Tuesday, November 2, 2010 at 1:29am

7th grade
4n+8=9n-7
Tuesday, November 2, 2010 at 12:36am

6th grade science
magnetite will attract this
Monday, November 1, 2010 at 11:58pm

5th grade
How do you write a mixed number as a decimal such as 1/2 and the whole number 3? Also 3/4 and the whole number 4. Also 1/5 and the whole number 7. Thank you who will may help me!:)
Monday, November 1, 2010 at 11:30pm

math grade 11
I need help with this question determine the values in k for which the function f(x)= 4x^2-3x+2kx+1 has two zeros. Check these values in the original equation. i don't get how to do it please help me.
Monday, November 1, 2010 at 11:27pm

spanish 6th grade
how do you say what is your favorite food in spanish
Monday, November 1, 2010 at 10:52pm

grade 11 math
I don't get how to do this. I'm so lost please help me. Determine the equation of the parabola with roots 2+√3 and 2-√3, and is passing through the point (2,5) this is what i did but its the wrong answer: y= a[x + (2+√3)] [x+(2-√3)] 5= a[2 + (2...
Monday, November 1, 2010 at 10:24pm

8 grade sciences
Why are so many niches available on recently devastated islands such as Galapago's island?
Monday, November 1, 2010 at 9:49pm

3rd grade
why did us want to buy small part of louisiana territory
Monday, November 1, 2010 at 9:00pm

8th grade
how do seed banks preserve seeds for future generations?
Monday, November 1, 2010 at 8:47pm

9th grade
WHAT IS THE SQUARE ROOT OF 192?
Monday, November 1, 2010 at 8:42pm

9th grade
you push a book on a table so that its velocity is constant. If the force you apply is 15 N, what is the force due to sliding friction
Monday, November 1, 2010 at 7:19pm

11th grade
Sodium Vapor lamps emit a characteristic yellow light . What can we deduce about sodium atoms, based on this observation?
Monday, November 1, 2010 at 6:59pm

math 5TH GRADE
how many boxes can you find that will hold two times as many cubes as a 2 by 3 by4 box.record each of the dimensions
Monday, November 1, 2010 at 6:08pm

7th grade
one side of a rectangle is 15 centimeters longer than the other side. the perimeter of the rectangle is 94 centimeters. what is the width of the rectangle?
Monday, November 1, 2010 at 5:22pm

math 5TH GRADE
The factory wants you to build a box that will hold twice as many cubes.What are the dimensions of a box that contains two times as many cubes as a box that is 2 by 3 by 4 ? W rite the dimensions and explain how you found your answer.
Monday, November 1, 2010 at 5:07pm

5th grade math
i have to write an algebraic expression for the following: jasmine has three times as many chores as her younger brother does.
Monday, November 1, 2010 at 3:41pm

3rd grade
do you have to use unit signs when creating a number model? like $, cans, marbles ect...
Monday, November 1, 2010 at 12:33pm

8th Grade Math
Can somebody help me solve this problem? Simplify and evaluate the expression for y = 0, z = -1.5. -0.8z +0.005z(-0.001y - 3.1 + (-1.5z + 3))
Monday, November 1, 2010 at 12:12pm

8th grade
A population histogram that looks like a trangle means
Monday, November 1, 2010 at 10:59am

3rd grade
Mr. McWilliams drove 76 miles Monday and 43 miles Tuesday. Follow the steps to find how many miles Mr.McWilliams drove all together. 1. Estimate the total distance Mr.McWilliams drove. 2. Find the actual total distance.
Sunday, October 31, 2010 at 9:35pm

10th grade
Line m is parallel to line n. The measure of angle 3 is (2x− 3)°. The measure of angle 6 is (x + 39)°. What is the measure of angle 3?
Sunday, October 31, 2010 at 8:59pm

Entrep
Andy Rexford had started his custom embroidery shop in his garage with just one two-head machine and an old computer. From this humble beginning, Custom Stitches had grown into a full-time family business with sales of more than $750,000 a year and supplied the local college ...
Sunday, October 31, 2010 at 6:15pm

11th grade
volatile liquids with lower boiling points give better results than those with higher boiling points. suggest a reason for this.
Sunday, October 31, 2010 at 4:30pm

11th grade
x+y>1
Sunday, October 31, 2010 at 4:05pm

4th grade-Science
If you throw a soccer ball, a football, and a golf ball with the same force, which one has the greatest acceleration and WHY?
Sunday, October 31, 2010 at 3:43pm

2nd grade,science
list four things all living things do
Sunday, October 31, 2010 at 2:32pm

8th grade
I need a topic for a non fiction paper
Sunday, October 31, 2010 at 10:42am

10th grade
BC=3x+2 and CD= 5x-10. Solve for x.
Saturday, October 30, 2010 at 5:51pm

8th grade
exponential growth is stopped when equals
Saturday, October 30, 2010 at 3:45pm

11th grade AP Chemistry
Pretend you are a nuclear scientist and try to answer this bonus question. Uranium -235 (235U) is used as a fuel in nuclear power plants. However, natural uranium contains mostly U -238 (238U) and very little uranium -235. Therefore, it is necessary that the natural uranium be...
Saturday, October 30, 2010 at 3:26pm

6th grade
how do you solve a problem when you have one whole # with a whole # and fraction. this is subtracting ex: 16 -10 2/7 ________________
Friday, October 29, 2010 at 9:33pm

4th grade math
how can thinking about 90 tens help you with 1901-297? the last posted answer was no correct...it came home marked WRONG...please help!!??
Friday, October 29, 2010 at 5:38pm

5th grade
if u have the lcm how do u find the numbers that make the lcm
Friday, October 29, 2010 at 4:57pm

10th grade
a rock with a mass of 8kg falls from a height of 7m what work was done
Friday, October 29, 2010 at 2:20pm

5th grade
2 22 12 132 122 1342? What is next and what is the pattern
Friday, October 29, 2010 at 2:13pm

12th grade
how is the title of the poem "old ironsides" related ?
Friday, October 29, 2010 at 1:32pm

3rd grade
if the ones digit of a number greater than 1 is 0, what factors must that number have?
Friday, October 29, 2010 at 10:29am

5th grade math
ms.john class took a timed test. What was the minimum and maximum times? 8.5 9.2 7.1 7.03 90.04 8.09
Friday, October 29, 2010 at 8:54am

5th grade
What do enzymes do in digestion?
Friday, October 29, 2010 at 5:42am

7th grade
Erm how does this site wrk?
Friday, October 29, 2010 at 1:13am

5th grade math
Ms.John's lass took a timed test. What was the minimum and maximum ? 8.5 9.2 7.1 7.03 9.04 8.09 Which is NOT a way of writing 15,43,202? A. 15 million,482 thousand,203 B.fifteen million,four hundred eighty' C.10,000,000+5,000,000+400,000+80,000+&#​39; D.15 ...
Thursday, October 28, 2010 at 11:20pm

3rd grade
can you write 3+5+6 =14 in a multiplication sentence?
Thursday, October 28, 2010 at 8:56pm

tops
math-what is tops ...2nd grade
Thursday, October 28, 2010 at 8:28pm

7th grade
I have a science essay on the rainforest due tommorow. Need help fast!!!!
Thursday, October 28, 2010 at 7:39pm

6 grade rounding
7.528+6.075 rounding to ones
Thursday, October 28, 2010 at 7:37pm

4th grade
What property of multiplication helped solve 1X47=47?
Thursday, October 28, 2010 at 7:29pm

12th grade (physics)
a car with bad shock absorbers bounces up and down with a period of 0.731s after hitting a bump. The car has a mass of 1850kg and is supported by four springs of equal force constant k. Determine a value for k. Answer in units of N/m. if you can, could you explain how to get ...
Thursday, October 28, 2010 at 7:27pm

5th grade math
list at least one way in which an equilateral triangle and isosceles are different? List at least one way in which an equilateral triangle and a isosceles triangle are the same? thank you!
Thursday, October 28, 2010 at 8:43am

5th grade math
I'm very confuse how to do this angle i have an triangle up side down lke pizza shape K.50_____50.R Y it look just like letter V with the line on top of it. sorry,I don't know how to connect the line from y to k than y to R. but, i think you get what i'm tried to ...
Thursday, October 28, 2010 at 12:21am

math
input 6 10 16 output 3 5 8 2nd grade,what is rule? thanks
Wednesday, October 27, 2010 at 11:59pm

6th grade
How do I work a problem like this? 5/8 + m = 1
Wednesday, October 27, 2010 at 11:44pm

6th grade math
How many 1/6s are in 1? How many 1/6s are in 1/2 ?
Wednesday, October 27, 2010 at 11:26pm

6th grade
What fraction of a circle is 33 1/3 of a circle?
Wednesday, October 27, 2010 at 11:25pm

5 th grade math
write the nmber that has 6 in the ones place, a digit in the hundred-thousands place the is half the digit in the ones,the smallest odd digit in the thousands place, 4 in the tenths place 1 in all other places -,---,---.--?
Wednesday, October 27, 2010 at 11:16pm

Math 8th grade algerbra
a cylinder has a radius of 3cm and a length of 10cm every dimention of the cylinder is multiplied by 3 to form a new cylinder how is the ratio of the volumes related the ratio of corresponding dimensions? how would i do this?
Wednesday, October 27, 2010 at 11:00pm

Language Arts 8th grade
Archaic-that which has ceased to be used except for special purposes as in poetry or church ritual some words like thou are archaic list as many words that you can think of that would be considered archaic. i cant think of anymore please help!
Wednesday, October 27, 2010 at 10:51pm

12th grade
A person standing at the edge of a seaside cliff kicks a stone over the edge with a speed of 13 m/s. The cliff 42 m above the water’s surface With what speed does the stone strike the water? Answer in units of m/s..
Wednesday, October 27, 2010 at 10:29pm

4th grade
making big arrays
Wednesday, October 27, 2010 at 9:40pm

8th grade
what is the riddel books never written
Wednesday, October 27, 2010 at 9:07pm

8th grade
i have a project and its about genres and i would like to know what are five characteristics of realistic fiction? Thanks
Wednesday, October 27, 2010 at 6:58pm

8th grade
Please help me how you get the answer. PLEASE I NEED HELP. A triangle sail has a perimeter of 25 m. Side a is 2 m shorter than twice side b, and side c is 3 m longer than side b. Find the length of each side. Thank you ver much for helping me
Wednesday, October 27, 2010 at 6:53pm

3rd grade
what number is 30 more than 432?
Wednesday, October 27, 2010 at 6:47pm

Poems
I won the competition for poems to go on tho grade or school!!!!!! I won with the poem: Magic chant, But I need a longer poem maybe?? Can anyone post a site with medium and long length poems please?? Thanks, Erin
Wednesday, October 27, 2010 at 6:08pm

10th grade
How do I answer and graph this problem 4x + 3y = 4
Wednesday, October 27, 2010 at 5:50pm

5th grade Math
I have to find the function rule that goes with this table... X Y 2 8 4 18 7 33 9 43 12 57 I've been trying to figure it out for an hour and can't find anything that works for all of them.
Wednesday, October 27, 2010 at 4:29pm

1st grade
Phone organize two wrod.letter.list.word how do I do it
Wednesday, October 27, 2010 at 4:01pm

Math
I am in the 5th grade and my homework tonight is about complex numbers. I have no idea how to do complex numbers, not to mention, I dont know what they are. Can you help me?
Wednesday, October 27, 2010 at 3:42pm

6th grade ancient roman weapons
what impact does ancient roman weapons have on our current society?
Wednesday, October 27, 2010 at 3:36pm

11th grade history
Compare Thomas Paine to someone well known today
Wednesday, October 27, 2010 at 2:50pm

11th grade Chemistry
How to draw a Lewis dot structure....
Wednesday, October 27, 2010 at 2:05pm

11th grade Chemistry
How to draw a Lewis dot structure....
Wednesday, October 27, 2010 at 2:00pm

5th grade math
circle the best estimate for each problem. then solve. 52.2*39.7=_____ A.2,00 B.20,000 C.200,000 Solution:_______________________. 148.3*232.51=____ A. 3,000 B.30,000 C.300,000 Solution ________________. please! show me work too so, i can practic for this week tests thank you!!
Wednesday, October 27, 2010 at 8:40am

12th Grade Calculus
When a ball is thrown straight down from the top of a tall building, with initial velocity 30 ft/sec, the distance from the release point at time t in seconds is given by s(t)=16t^2+30t. If the release point is 300 ft above ground, what is the velocity of the ball at the time ...
Wednesday, October 27, 2010 at 6:19am

2nd Grade
NAME THREE TYPES OF GRAIN GROWN IN PENNSYLVANIA
Wednesday, October 27, 2010 at 12:42am

2nd grade
WHAT ARE THREE TYPES OF GRAIN GROWN IN PENNSYLVANIA
Wednesday, October 27, 2010 at 12:34am

8th grade
Need help with inequalities and graphing them on a line graph!!!!
Tuesday, October 26, 2010 at 11:14pm

6th grade
100 milliliters of 10 degrees celsius water plus 100 milliliters of 90 degrees celsius water, what is the final temperature?
Tuesday, October 26, 2010 at 9:50pm

8th grade
how do you solve c=3d-27 ; 4d+10c=120
Tuesday, October 26, 2010 at 9:39pm

3rd grade math
explain how you can use the basic fACT FOR 9+6=15 TO SOLVE THE NEXT EQUATION
Tuesday, October 26, 2010 at 9:15pm

9th grade math
suppose u invested some money at 8% simple interest for five years. if u received $500 in interest, how much money did u invest?
Tuesday, October 26, 2010 at 8:37pm

9th grade math
suppose you invested $1200 for four years. you earned $312 in simple interest. what is the interest rate?
Tuesday, October 26, 2010 at 8:35pm

9th grade math
you invest $1500 for three years.find the amount you earn at an annual rate of 8.25%
Tuesday, October 26, 2010 at 8:32pm

4th grade
what is the longest multiplication combination for 120
Tuesday, October 26, 2010 at 8:06pm

reading
i need help my teacher give us adjective worksheet about spookley the square pumpking i need to write 6 adjective to describe spookley the square pumpkin. 1.little 2.square 3.kind 4.friendly 5.thankful 6.hopeful
Tuesday, October 26, 2010 at 6:43pm

6th grade
What are the two similar features for long shore current and rip currents?
Tuesday, October 26, 2010 at 6:33pm

10th grade
Lack of iron in the photic zone of the open ocean restricts the size of plankton populations. Iron is what kind of factor for marine plankton?
Tuesday, October 26, 2010 at 5:47pm

10th grade
Lack of iron in the photic zone of the open ocean restricts the size of plankton populations. Iron is what kind of factor for marine plankton?
Tuesday, October 26, 2010 at 5:42pm

6th grade
What does the sinai peninsula connect?
Tuesday, October 26, 2010 at 5:34pm

6th grade
Can you simplify 9 over 16?
Tuesday, October 26, 2010 at 5:28pm

6th grade social studies
What do the arabian and anatolia or anotolian peninsula connect?
Tuesday, October 26, 2010 at 5:25pm

3rd grade shurley english
what does s, f,scs, scv mean when indentifying(labeling) sentences thanks
Tuesday, October 26, 2010 at 5:15pm

5th grade word problem
a customer at a cider farm has a 5 gallon jug and ask the farmer to put in exactly 4 gallons. All the farmer has to measure out the gallons is a 3 gallon jug. In what way or ways could the farmer measure out exactly 4 gallons using just these two containers
Tuesday, October 26, 2010 at 3:29pm

5th grade
175104000 is 7 10ths of population what is the population
Tuesday, October 26, 2010 at 3:21pm

4 th grade math input outout box
how do you get from 6 to 40
Tuesday, October 26, 2010 at 3:11pm

5th grade social studies
Question: What time period or movement began in the textile industry? I am really confused about this questions. My answer was the time period of the 18th century. Is this correct? Question: What is an economic system based on machinery rather than animal or human power during...
Tuesday, October 26, 2010 at 12:28pm

5th grade
if angele O is 31 degree and angle T is 121 degree and what is angle A will be ______?
Tuesday, October 26, 2010 at 8:51am

2nd grade
I'm a number using only 5 base ten blocks between 150 and 250, and the number in the tens place is half the number in the ones place
Tuesday, October 26, 2010 at 8:25am

7th grade Science
What types of cells in your body are no longer undergoing mytosis?
Tuesday, October 26, 2010 at 2:05am

math
Question: A student took a test composed of 20 question, with correct answers worth 2 points. If the student received 34 points for his grade, how many questions were correct? I KNOW THE ANSWER IS 17 BUT PLEASE PUT IN AN EQUATION FORM ex: (20x2)-34 = ???????
Tuesday, October 26, 2010 at 1:39am

5th grade
if 8 ciybters are ib wgike, then wgat us half? i f9 counters te one hole, then what is one /third ?
Tuesday, October 26, 2010 at 12:29am

4th grade science
What sea animal you get when you unscramble the letters gsntoe
Monday, October 25, 2010 at 10:23pm

4th grade math input output tables
input x 1 2 4 5 6 8 9 output Y 7 9 13 _ _ _ _
Monday, October 25, 2010 at 9:57pm

$th Grade Math input output tables
Input x 2 Output y 9 how do you get 9?
Monday, October 25, 2010 at 9:47pm

Adv. Chem
I need some help with a Chemistry crossword. The subject is transition metals and we weren't told what chapter this was in the book. Down: 30. Cinder-like particles of pellets of concentrated ore Across: 5. Term referring to substances that are attracted into a magnetic ...
Monday, October 25, 2010 at 9:35pm

8th grade
why do teachers give us esay projects and make it seem harder than it is when it really is not neccessary?
Monday, October 25, 2010 at 9:12pm

3rd grade
Describe the properties of a round and bumpy shaped object. What tool can be used to observe the object in more detail?
Monday, October 25, 2010 at 8:44pm

Algebra.
I'm in 8th grade, im in algebra, and this is my question: x=a+b+c ----- ab solve for a. please help!!
Monday, October 25, 2010 at 8:34pm

6th grade
A fraction greater than 1/8 and less than 1/4 is in simplest form and denominator is 4 more than its numerator...what is the fraction?
Monday, October 25, 2010 at 8:33pm

math - check plz
She has 2 to the 10th power of fruit flies in each of 2 to the 2nd power. How many fruit flies does she have in all? (answer as power) 2to the 11th power?
Monday, October 25, 2010 at 7:11pm

figurative language
plz help me i am in 5th grade and need help on similies & metaphores about the book number the stars. it asks "it was an odd word: pride." meaning proud, i think
Monday, October 25, 2010 at 6:10pm

3rd grade
R wants to round 47 to the nearest ten. Which halfway number can help him? 45, because it is halfway b/w 40 & 50 or 50, because it is halfway b/w 0 & 100?
Monday, October 25, 2010 at 5:01pm

8th grade
when a truck pulls a trailer the trailer and truck accelerate forward even though the action and reaction forces are the same size but are in oppsoite direction. Why don't these forces balance each other?
Monday, October 25, 2010 at 4:40pm

4th grade
What is the different between reptiles and amphibians?
Monday, October 25, 2010 at 4:37pm

reading
Some turtles live in the sea. Some turtles live in the land. Some turtles are pets and live in houses. The words below relate to different places where turtles live. Read the words. Then write the words in the groups where they belong. tank-beach-soil-heat lamp-grass-box-waves...
Monday, October 25, 2010 at 4:27pm

reading
Some turtles live in the sea. Some turtles live in the land. Some turtles are pets and live in houses. The words below relate to different places where turtles live. Read the words. Then write the words in the groups where they belong. tank-beach-soil-heat lamp-grass-box-waves...
Monday, October 25, 2010 at 4:22pm

5th grade
make up a data set of at least 12 numbers that have the following landmarks. maximum 18 mode7 range 13 and median 12.
Monday, October 25, 2010 at 4:06pm

math
I'm in 5th grade pls. help. Amanda has a collection of X, Y and Z. Every X is a Y. One half the Z's are Y's. There are 3 times as many Y's as X's. Amanda has 50 Z's and 40 X's. No Z is an X. How many Y's does Amanda have that are neither X'...
Monday, October 25, 2010 at 12:39pm

9th grade Math
A rectangular floor that measures 3 m by 2 m is covered by 384 square tiles. Determine side length of each tile in centimeters Thanks!
Monday, October 25, 2010 at 4:07am

grade 9 algebra
8x-5y-x=9-y
Sunday, October 24, 2010 at 9:54pm

6th grade
What type(s) of friction oppose the motion of a fast-moving car on a road?
Sunday, October 24, 2010 at 9:18pm

5th grade
What Is The Simple Subject Of This Sentence? The Eerie, High Pitched Whistling Got Louder And Louder As We Neared The Empty House.
Sunday, October 24, 2010 at 8:43pm

9th grade
In the odyssey, what is book 16, 17, 21, 22, and 23 about in a short summary? Also explain the conflict. Some Traits of an epic hero also. Please help!!!
Sunday, October 24, 2010 at 8:28pm

9th grade
How long was Ibn Battuta's journey from Andalusia and Morocco
Sunday, October 24, 2010 at 8:17pm

8th grade
mr. macho ate 125 hotdogs over a five day peroid each day he ate seven more hotdogs than the previous day. how many hot dogs did he eat on the first day.
Sunday, October 24, 2010 at 7:46pm

math
I'm in 5th grade pls. help. Amanda has a collection of X, Y and Z. Every X is a Y. One half the Z's are Y's. There are 3 times as many Y's as X's. Amanda has 50 Z's and 40 X's. No Z is an X. How many Y's does Amanda have that are neither X's...
Sunday, October 24, 2010 at 6:01pm

9th grade, science
How to reverse a mixture of copper sulphate and distilled water? I know its a physical change but have no clue on how to reverse it!
Sunday, October 24, 2010 at 4:59pm

math
A math teacher calculates grades as follows:Grade=[2 test averages+quiz average/3] After 3 tests and 2 quizzes your test average is 83 and your quiz average is 89. You took your fourth test today and noticed that your overall average grade has dropped to an 83. What was your ...
Sunday, October 24, 2010 at 4:29pm

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