August 31, 2016

Homework Help: 8th Grade

8th grade
Direct Variation: when you have a job that pays an hourly wage, the amount you earn varies directly with the number of hours you work. Suppose you earn $7.10/ hour working at the library.
Saturday, October 3, 2009 by Peter

8th Grade Math
How do you solve this equations? (xy^-3)^-5 (3x^4)(4x^12) ab^-6 ______ c^0d^-4 x^3y^0(z^-4) Can you please show it step by step? Thanks.
Saturday, September 26, 2009 by Kendall

8th grade
suppose that jake flew on this jet to new york. if his trip took 4 hours, how many km did he travel?
Tuesday, September 22, 2009 by destiny

8th grade
on a map I need to lacate Mt.Olympus,Mt.Parnassus,Mt.Pindos and Mt.Helicon all on one Mythology map.
Sunday, September 13, 2009 by dana

8th grade science
Measurement is a quantity with both a ____________________? Please fill in the blank. This question is on my study guide and I do not know what the answer is?
Wednesday, September 2, 2009 by kelsey

8th grade social studies
explain to me how climate changes had a affect on the changes of culture please!!
Tuesday, September 1, 2009 by breyanna

8th grade
Fine the complete subject or predicate of the sentence. then identify the simple subject or verb. Examble; The peaks of the undersea mountains rise above the surface of the water and form islands.
Wednesday, August 12, 2009 by keimon

8th Grade Algebra
(b^2-10b+21)/(b^2-11b+28) I need help trying to figure out how to factor each quantity or parentheses. and then simplifying it.
Thursday, June 4, 2009 by Gretchen

8th grade
can u help me to find the product of -4x^2 and x^3 + 2x^2 - 5x + 3 and the solution to the equation of x^2 + 30x = 1000...I came up with -20 and 50 but i dont think it is right..can u help also can you help me to do the factorization of 6x^2 - 2x - 20.....Help please help
Tuesday, May 26, 2009 by JT

8th grade
Can you help me find the roots of the polynominal of 5x2 - x....I believe it is 0 and 5... I need help in finding the factorization of x2 - 15x + 56 and can u help me in finding the solutions of the equation x2 + 30x = 1000... I came up with 20 and 50..but i think it is wrong...
Tuesday, May 26, 2009 by fish boy

8th Grade Algebra
Multiply. 1) (3t^2 - 2t - 4) * (5t + 9) Writing. 1) Explain why the product of a quadratic polynomial and a linear polynomial must be a cubic polynomial.
Tuesday, May 5, 2009 by Bridget

8th Grade Algebra
For a graph of the equation y = x^2 + bx + c, the x-coordinate of the vertex is a function of b. Write an equation for the function.
Saturday, March 28, 2009 by Joy

8th grade science
infer why deposits form in the steam vents of irons in some parts of the country. thank you.
Thursday, March 26, 2009 by al

Please! It's almost my bedtime!
Wednesday, March 4, 2009 by Joy

Science (atoms) 8th grade
What is the usual state of matter for covalent compounds? Ionic compounds? What is the smallest particle for each?
Tuesday, March 3, 2009 by Twilight lover

8th grade history
i need to do a 3 page paper on joan of arc's trial, but i don't know what information to put. can you please help me make a summary???
Thursday, February 26, 2009 by AJ

8th Grade US History
Who was the black man that momorized the blueprints for Washington DC after the frenchman who was orginally building it quit?
Friday, February 20, 2009 by brianna

8th grade Science
I need help really bad. What are the three ways that unbalanced forces can cause an object to change it's motion?
Thursday, February 19, 2009 by Katy

8th grade science
an object that weighs 3N displaces 90mL of water which weighs 2.8N. What is the buoyant force on the object? idk how to solve this problem PLEASE HELP!! thanks
Wednesday, February 18, 2009 by brianna

8th grade
what is the difference between a compressional wave with a large amplitude and one with a small amplitude
Monday, February 16, 2009 by jennie

8th grade
who was the man who won the presidential election in 1836 but then became hated in 1837!? 1)daniel webster 2)martin van buren or 3)william henry harrison!?
Monday, February 2, 2009 by kayla! please help me!

8th Grade Algebra
Rewrite each polynomial as the product of two binomials. 1. y^2 + 6y + 9 2. 25x^2 - 10x + 1 3. 36 - y^2 Can someone please help me do these correctly?
Thursday, January 15, 2009 by Joy

Math 8th grade
A pen contained chickens and pigs. There were 28 legs and 9 heads. How many chickens were in the pen? I think the answers in 4. Is that right?
Thursday, January 15, 2009 by Rosalie

8th Grade Algebra:Radicals
{ this means means square root How do you solve these kind of radicals: 1. (5-{14)*(3-{2) 2. (4{2+2)*(3{3-1) Can someone show me how to do these correctly please ?
Wednesday, January 14, 2009 by Joy

8th Grade Algebra
I missed the lesson for this unit. (=sqaure root sign How do you solve these step by step: - 2(5 + 4(5
Friday, January 9, 2009 by Joy

8th grade
how do atoms in covalent bonds become slightly negative or slightly positive?
Tuesday, January 6, 2009 by Anonymous

8th grade Physics
I don't quite get the formula "w=(fd)" i understand what to do once you get the data, but i can't seem to ever get the data from the six basic machines, and converting the measurement units. I really need help, please
Tuesday, December 16, 2008 by Anonmymous

8th grade math
an equation in slope-intercept form of the line ia parallel to the y-axis and has an x-intercept of 3
Monday, December 15, 2008 by Anonymous

8th grade math
Sue whants to by a new printer that costs $189.She has $125 saved.She has a job that pays $8.00 an hour.How many hours must she work to earn enough to buy the printer?
Saturday, December 13, 2008 by Alyssa

8th grade tech
I need to find out what a Information Colour chart is. I've checked on internet but I can't find. Could anyone help me I need 3-5 facts about it to. Thank you.
Monday, December 8, 2008 by Lee

8th grade geometry
segment AC is congruent to segment AD by the ______ of the Isosceles Triangle Theorem. (8 letters, 5th=E, 7th=S) Please help!
Tuesday, December 2, 2008 by girl

8th Grade
If you purchased a new house and wanted new carpet and new furniture, you would probably get these items from the states of which two competing teams? ______________vs._______________
Thursday, November 20, 2008 by miriam

8th grade science
explain that gravitational force is the dominant force determining motions in the solar system and in particular keeps the planets in orbit around the sun
Tuesday, November 18, 2008 by aaron

8th grade science
What kinds of ions do a sodium atom and a chlorine atom become when valenc electron is transferred from one to the other?
Monday, November 17, 2008 by Taylor

8th grade physical sience
what is the charge on carbonate ion? Compared to the number of protons, how many electrons does the carbonate ion have?
Monday, November 17, 2008 by Taylor

8th grade science
what is something that compares a measurement to the real or accepted value, and it has these letters in its name: acgcauc
Tuesday, November 11, 2008 by sam

math 8th grade
negative one and two tenths minus 5 tenths
Tuesday, November 11, 2008 by andrew

Mme: Michael(Michel!) is 4 months old. Comment dit-on ".. is four months old"? (that's why he likes to barf everywhere) I am in French 1B, so next year when I'm a freshman, I can go right into French 2. (7th grade=1A, 8th grade=1B =French 1)
Tuesday, November 11, 2008 by amanda

Jishka help---again:P
I'm bored so can one of you oh so kind people give me a topic to write an essay on and then maybe i can turn it in later? please and thanks -MC (btw:8th grade level, if i havnt already mentioned thats what im in ^^)
Tuesday, November 4, 2008 by mysterychicken

8th grade science
I need some websites for the answers to these questions: What is diffusion? What causes diffusion? Why is diffusion important to living organisms? Thanks, AMir
Sunday, November 2, 2008 by amir

8th grade pigskin georgraphy
Determine which state capital will be visited bty a team form a state capital.
Friday, October 31, 2008 by Anonymous

8th Grade Algebra
Write the length of the line below as a sum. Then combine like terms. ]-----------[-------[ 3/4x 2/3x I don't get what they mean by length as a term.
Wednesday, October 29, 2008 by Kelsie

Question:8th Grade Algebra
How do you get a variable term from one side of an equation onto the other side? Can I get an example please?
Tuesday, October 28, 2008 by Joy

8th grade
A'B'C' is the image of ABC after a dilitaion. AB=7, AC=10, A'B'=28, and B'C'=24. What is the scale factor of the dilitaion?
Monday, October 27, 2008 by Cortnee

Algebra 1: 8th Grade
Can a steep slope be a negative slope? Why?
Wednesday, October 22, 2008 by Joy

Science (8th grade)
How do cell phones work? I know they use radio waves, but how do they actually work??? Thanks :)
Wednesday, October 22, 2008 by Lily

what are the formulas for speed, distance, and acceleration for 8th grade science
Tuesday, October 21, 2008 by vahnna

8th grade
Speculate about how the invention of the microscope might have helped doctors to understand what caused diseases?
Tuesday, October 21, 2008 by Michelle

8th grade
equation 1.5(8x)=300 It tells me to simplify the left side of the equation and solve. Can you help?
Tuesday, October 14, 2008 by tito

8th grade
c (circumference) c=pie d where d is the diameter. How do i find d to the nearest hundredth when c=39cm? and i have to solve the formula C=pie d for d.
Tuesday, October 14, 2008 by tito

8th grade, history ?#8
What type of relationshi exsited between the french and native americans living in north america?
Saturday, October 11, 2008 by Debra

8th grade, history ?#5
What type of relationship exsited between the spanish and native americans living in north america?
Saturday, October 11, 2008 by Debra

8th grade, history ?#2
What type of relationship exsited between the spanish and native americans living in the caribbean and south america?
Saturday, October 11, 2008 by Debra

Science-8th Grade
Convert these mertic measurements: 1. 5.7g =_____cg =_______mg 2.3326mm =______m =________km 3. 254cm =_______m =_____dm Can you at least give me a conversation table or something, i don't really know how to do these.
Monday, September 29, 2008 by Joy

Algebra 1-8th Grade
Describe a situation in which a graph is more helpful thana table. Explain why. I can't thing of any situation that relates to this.
Monday, September 29, 2008 by Joy

8th grade
I am having trouble with these kinds of problems and I ask my teacher but he doesnt explain it good enough. Will you please tell me step by step instructions to solve this type of problem... -2(z + 11)=6 thank you
Tuesday, September 23, 2008 by Sara

8th grade Maths
The product of three consecutive integers is -1716. What is the greatest of the three integers?
Sunday, September 21, 2008 by seera

8th grade Social Studies
How might the colony of Georgia have been different if Oglethorpe's plan had succeeded?
Saturday, September 20, 2008 by Thao

8th grade Social Studies
Why did more enslaved Africa live in South Carolina than did white settlers?
Saturday, September 20, 2008 by Thao

8th grade
Thursday, September 18, 2008 by craig

8th grade
i have to write a riddle about variables how am i supposed to do that with out ever writing a riddle before?
Wednesday, September 17, 2008 by caleb

8th grade
A 1.0-kg ball with avelocity of 5m/sec hits another 1.0-kg ball that is stationary. What is the momentum of each ball before the collision?
Saturday, September 13, 2008 by Debbe

8th grade Social Studies
rewrite the constitution... How do you set up the paper?? roman numerals and re-think the current constitution and write what I tihnk it should say?
Monday, September 8, 2008 by hiphopgirl

language arts 8th grade
blank is to vain as modest is to conceited define the words part in the sentence: Everyone should listen to the teacher. sorry it sounds so easy but i have trouble plz and thanks.
Wednesday, September 3, 2008 by taylor

Health 8th grade
Please check this question for me thanks What method of sterilization uses the same agents as are used to disinfect instruments ? A dry heat B gas C chemical D surgial asepisis I pick C
Saturday, April 19, 2008 by Mersaides

Science 8th grade
A 73 year old woman suffers a severe cerebral hemorrhageafter a minoe trauma. Blood work reveals that her clotting ablity is imparied. Disease of which abdominal organ may contriute to this ? My answer is the spleen
Wednesday, April 2, 2008 by Anonymous

Science 8th grade
How does a blood clot in you right leg turn into a pulmonary embolsim? any hlep would be great thanks
Wednesday, April 2, 2008 by Anonymous

Science 8th grade
What would be the best treatment for polycythemia vera ? I was wondering if there is a web site that may be able to help me I can't seem to find one thanks
Thursday, March 27, 2008 by Anonymous

Science 8th grade check answer
Anterior to the sternum, medial to the thoracic vertebrae ad superior to the diaphragm is the correct location of the heart True or False I am not sure not this on I am going to say False
Thursday, March 27, 2008 by Anonymous

Science 8th grade
please check my answer thanks True or False Blood gains oxygen when it passes through the liver I said true
Thursday, March 27, 2008 by Anonymous

Science 8th grade
What is it called if you get pain in you leg when you walk and the pain stops if rest ?
Wednesday, March 26, 2008 by Anonymous

Science 8th grade
please check my answer thanks True or false Blood gains oxygen when it passes through the liver I said True
Wednesday, March 26, 2008 by Anonymous

Science 8th grade
Please cehck my answer thanks Blood gains what when it passes through the liver ? I think it is carbon dioxide
Tuesday, March 25, 2008 by Anonymous

Science 8th grade check answer
The cellular process involves mitosis is fertilization ? True or False I picked True
Saturday, March 22, 2008 by Alley

IPC 8th grade
a motor does 5,000 joules of work in 20 seconds. What is the power of the motor.
Thursday, March 13, 2008 by Debbie

math-8th Grade
I'm stumped. Would someone please guide me? The question is: 175% of a number is 50. What's the number? Thank you!
Tuesday, February 12, 2008 by Kyle

8th Grade Science
My niece has this question on her homework. "Describe two advantages of the SI system over the system of measurement that is still commonly used in the United States." Does anyone have any thoughts?
Thursday, September 27, 2007 by Amanda

science(8th Grade)
List three things aboout Minerals of the Earth Crust Author Holt Rinehart & Winston
Wednesday, September 13, 2006 by tonya

8th grade math
Romita gets the sushi lunch special at Yoshi's. By using a coupon she receives $2.00 off the regular price p. Her total cost including 20 percent for tax and tip is $9.00. What is p the regular price of the lunch special?
Thursday, August 18, 2016 by Robin

Jim opens a savings account with $5. His account doubles every month. How much will he have after the 8th month? 1st 2x5=10 2nd 10x2=20 3rd 20x2=40 4th 40x2=80 5th 80x2=160 6th 160x2=320 7th 320x2=640 8th 640x2=1280 1280 was marked wrong. why?
Tuesday, August 16, 2016 by Gabe

8th Grade Math 180degrees - (125degrees+38 degrees) = x degrees how do i solve this ?
Thursday, August 11, 2016 by Brianna

8th grade Algebra
Carol has a collection of 100 stamps the graph below shows the percentage of stamps she has from each country how many more of Carols stamps are from italy than from france? France: 24%, England:22%, Norway:29%, Italy:25%. A)22 stamps B)25 stamps C)47 stamps D)3stamps My answer B
Wednesday, March 23, 2016 by Please help/check

medical Terminology
The most easily treated tumor is A. Grade I. B. Grade V. C. Grade III. D. Grade X. A is my answer
Sunday, February 28, 2016 by debbie

8th grade history
In the chart below summarize the main ideas of the three thinkers in your own words. Focus on their unique ideas, or what they contribute. John Locke Charles de Montesquieu Jean-Jacques Rousseau
Wednesday, February 3, 2016 by Nikki

algebra 8th grade
rectangle is dilated by 9. image is dilated using scale factor of 1/8. How do I figure out the scale factor that the original rectangle cold have been dilated to get the final rectangle
Monday, January 25, 2016 by michael

algebra ,
8th grade homework: 3 digits, divisible by 5, odd number, product of the digits is 15, sum of the digits is less than 10 and it less than 12 by 12.
Sunday, January 17, 2016 by mbali

8th grade math
Please help! input-1 output-42 input-2 output-90 what is the relation?
Thursday, November 12, 2015 by ella

8th grade pre algebra line segments
It's asking me to use a grid and lengths of line segments to give a geometric argument but I'm not sure what that means or looks like.
Sunday, November 8, 2015 by Alexandria

math 8th grade
for a project, you need the diagonal fold of a square piece of origami paper to be 10 cm long. to what dimensions do you need to cut the square origami paper?
Thursday, November 5, 2015 by john

8th Grade Math
The temperature in Toronto at noon during a winter day measured 4°C. The temperature started dropping 2° every hour. Which inequality can be used to find the number of hours, x, after which the temperature will measure below -3°C? Can you please check my answer? 4...
Thursday, November 5, 2015 by Elise

8th Grade Math
The temperature in Toronto at noon during a winter day measured 4°C. The temperature started dropping 2° every hour. Which inequality can be used to find the number of hours, x, after which the temperature will measure below -3°C?
Thursday, November 5, 2015 by Elise

History (Unit 2 History exam Unit 2 Lesson 10)
Hey guys! I need help in my History unit 2 exam for 8th grade, I was wondering if any of you took it yet and could help me with some of the questions... I really need help it's very hard! >.< Can u pretty please help? T-T
Wednesday, November 4, 2015 by Kiki

In an A.P the difference between the 8th term and 4th term is 20 and the 8th term is 1half timesthe fourth term. what is the common difference and the first term of the sequence
Thursday, October 22, 2015 by khlink

8th grade geometry
How do I find the answer to the following question without knowing the 3rd vertices? Graph a triangle with vertices (3,-2), (-3,2) and height of 3 units. The answer is supposed to be (3, -2), (0,1) and (-3, -2).
Monday, October 5, 2015 by Alexis

8th grade math
Karen ran a 400 meter race in 60.4 seconds and Kim ran 0.3 kilometers in 65.8 seconds. Who ran faster and why
Monday, October 5, 2015 by Anonymous

kumasi polytechnic
In A.P the difference between the 8th term and 4th term is 20,and the 8th term is one and half times the 4th term.Find the common difference, and the first term.
Thursday, September 24, 2015 by adjei

An “A” is considered 4.0, a “B” is 3.0, a “C” is 2.0, a “D” is 1.0, and an “F” is 0. In your first semester you received the following grades. Calculate your grade point average English = credits 3.0 Grade = C Biology = credits...
Tuesday, September 22, 2015 by Kristen

8th grade math
I need help solving this problem. y=14-1/32x. Y is the number of gallons fuel in tank, x is the number of miles driven. tank contains 8.5 gallons of fuel. y=8.5 8.5=14-1/32x
Thursday, September 17, 2015 by Jane

8th grade
find the point slope form of an equation of the line that passes through the given point and has the given slope (-3.-2) m=1/2 a) y + 2 = 1/2 (x - 3) B) y - 2 = 1/2 (x - 3) C) y - 2 + 1/2 (x - 3) D) y + 2 = 1/2 (x + 3)
Tuesday, August 4, 2015 by eduarda

I have a question I would really appreciate the answer. If 15% of my grade is 74% and 96 is 15% of my grade and 40% of my grade is a 60.5% without the final counting for 30% what is my grade? Please help thank you.
Friday, June 26, 2015 by kim

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