Friday

December 19, 2014

December 19, 2014

Total # Posts: 3,279

**physics**

The coefficient of kinetic friction for a 22 kg bobsled on a track is 0.20. What force is required to push it down a 6.0° incline and achieve a speed of 70 km/h at the end of 75 m?
*December 8, 2010*

**Math**

Right. So what's 120 minutes from 3:00?
*December 7, 2010*

**Math**

LCM, not GCF
*December 7, 2010*

**physics**

what happens to the force of frictionif the coefficient of friction was reduced by one thrid
*December 7, 2010*

**6th grade**

All negatives would be negative, all positives would be positive, a positive and 2 negatives would be positive, 2 positives and a negative would be negative..
*December 7, 2010*

**English**

I need a 150 word paragraph with the the bullets at top say
*December 7, 2010*

**English**

· Read two of the five paragraphs on the second page of this appendix. Write a brief paragraph of about 150 words in which you do the following: · o Identify which paragraph was more effective and analyze why this is so. o Include a discussion of sentence variety...
*December 7, 2010*

**error**

9.8c + 8d - 4.6c + 2.9d 9.8c - 4.6c + 8d + 2.9d 5.2c+10.9d
*December 7, 2010*

**2nd grade math**

54
*December 7, 2010*

**5th grade**

Add 18 to get each number.
*December 7, 2010*

**government**

what is something i would find on commissioners court AGenda and not in city council court agenda?
*December 7, 2010*

**math **

That's what I'm thinking. It should work if you make the left and right sides the same and the top parts of "the house" the same. You can make the left and right both 5, and all other parts 2.
*December 7, 2010*

**spanish**

To tell how long it would take you, I would say it aloud just like you would for the exam and time yourself. You could also have someone else time you. I would do this at least twice.
*December 7, 2010*

**6th grade**

Two negatives make a positive, and 20/10=2, so your answer is 2.
*December 7, 2010*

**math**

Check your other post.
*December 7, 2010*

**Math**

How much Luke paid.
*December 6, 2010*

**math**

You can't do anything with that..
*December 6, 2010*

**english**

What type of source?
*December 6, 2010*

**incomplete**

Please re-type your question.
*December 6, 2010*

**writing**

The girls went to the mall.
*December 6, 2010*

**Math **

Then I would assume that it is not.
*December 6, 2010*

**10th grade**

3/6 * 2/5= 1/2 * 2/5= 2/10 = 1/5
*December 5, 2010*

**MATH**

Here is the information I gave you yesterday: Triangles: no sides the same: scalene 2 sides the same: isosceles all (3) sides the same: equilateral Since a triangle's angles must add up to 180, if there are 2 45 degree angles, the one left must 90 degrees. Do you know what...
*December 5, 2010*

**MATH**

Wow..I gave you plenty of information yesterday to be able to solve this on your own. Go back and read the information I gave you. I could not be any clearer.
*December 5, 2010*

**aLGEBRA**

Website A: Pay a fee of $116.00, plus $0.50 per bumper sticker or Website B: Pay a fee of $99.50, plus $0.65 per bumper sticker a: 116+.5x b: 99.5+.65x To find out how many bumper stickers you'd have to buy for the costs to be equal, set them equal to each other: 116+.5x=...
*December 5, 2010*

**Math**

Triangles: no sides the same: scalene 2 sides the same: isosceles all (3) sides the same: equilateral Since a triangle's angles must add up to 180, if there are 2 45 degree angles, the one left must 90 degrees. Do you know what a triangle is called if it has a 90 degree ...
*December 5, 2010*

**10th grade**

I'm guessing AB=BC? Can't tell if you have a picture or something. If so:3x-2=x+6
*December 5, 2010*

**algebra**

150/1.5=x/60
*December 5, 2010*

**adv. alg.**

Sorry, I don't remember how to do #1 and 2, but 3 is x=+-2
*December 5, 2010*

**math-PLEASE HELP**

8.23 * 10^7 82300000 The exponent tells you how many times to move the decimal. If it's positive, you move it to the right. If it's negative, move it to the left. Example: 8.23 * 10^-7=.000000823
*December 5, 2010*

**Math**

Add up all the grades that aren't B's. Then put that over the total amount of grades.
*December 5, 2010*

**Business Communications**

I agree.
*December 4, 2010*

**math**

x+2x+3x+4x=360 take it from here
*December 4, 2010*

**Math**

4*3*2
*December 3, 2010*

**Math209**

12y^6-40y^5+28y^4 Take out the GCF..for example, each term has at LEASt a y^4 and the highest number it each can be divided by is 4 so.. 4y^4(3y^2-10y+7)
*December 3, 2010*

**yemen**

Stop posting this question or you will be blocked from this website.
*December 2, 2010*

**Math**

Pentagons are five sided figures, in which each of the five sides are equal. To figure out the perimeter, you take the side given and multiply it by 5 since each side is the same. I'll do the first one for you and you can do the rest. 6 * 5 = 30.
*December 2, 2010*

**6grade**

5 * 5 * 2
*December 2, 2010*

**Math**

1/3 of 3/4= 1/3*3/4=3/12=1/4
*December 2, 2010*

**5th grade math **

A pie graph
*December 2, 2010*

**Algebra**

64,800/2=32,400 sqrt 32,400=180 You can do this in your head if you know the squares up to 20, because 18^2=324
*December 2, 2010*

**chemistry**

Calculate the mass of 2.56*10^24 formula units of aluminum dichromate.
*December 2, 2010*

**Maths**

Put it in a prime calculator online.
*December 2, 2010*

**5th grade**

.50=child 2.00=man 3.00=woman 70 children=$35 25 men= $50 5 women=$15 I used guess and check..it took a little while, but I got it. It was kind of fun lol. I'm not sure if there's only one answer but this one works.
*December 2, 2010*

**What??**

What are you talking about?
*December 2, 2010*

**algebra 2**

8.5>6.1+0.6y Subtract 6.1 from both sides 2.4>.6y Divide both sides by .6 4>y or y<4 To graph this, find where y=4, and draw a line across this point. Since y<4, you will then shade below the line.
*December 2, 2010*

**drawing**

The angles with measure the same..the side lengths and perimeter will be comparable by ratio.
*December 2, 2010*

**word problem**

2/3b+(6/2) 2/3b+3
*December 2, 2010*

**math**

14 1/20
*December 2, 2010*

**English(how is it?)**

If the 12th grade was abolished, then the 11th grade would seem like 12th grade and the same thing would happen..
*December 1, 2010*

**english**

To make it plural doesn't mean to add is or ies to each words. Plural means more than one. I'm sure you know the plural for day. 1 day + 1 day = 2 _____. Try them again and then I (or someone else) will check your answers. They are almost all wrong.
*December 1, 2010*

**Math fractions**

Her answer was right, she just didn't complete the problem for you. 1/2=4/8 so you now have 3/8+4/8=7/8.
*December 1, 2010*

**Algebra**

y=mx+b y-b=mx (y-b)/m=x
*December 1, 2010*

**math**

2 * 3 * 4 * 5 * 6. I just used guess and check. It didn't take that long. If you're unsure of what the words mean, you should look them up. Consecutive means in order and integers means whole numbers.
*December 1, 2010*

**4th grade**

y=10h Solve for h y/10=h So he earns y/10 for each hour worked.
*December 1, 2010*

**math**

Some of those are right and some of those are wrong. I'll show you one that you got wrong. First you put it over 100 and then you reduce. 44%=44/100=11/25
*December 1, 2010*

**Math please help**

False, I plugged in numbers and it didn't work. For example, 2/3 does not equal 3/2.
*November 30, 2010*

**Math**

what did you do first to answer the question?
*November 30, 2010*

**Math**

Let s and t be any two whole numbers, excluding 0. True or false. The statemnt s/t = t/s is always true? What did you do first to answer this question?
*November 30, 2010*

**5th math**

Fill in the missing numbers in the blanks.
*November 30, 2010*

**algebra**

Which means x=-20
*November 30, 2010*

**spanish**

Pues, si, me gusta estudiar espanol mucho.
*November 30, 2010*

**math**

8(400+90+3)
*November 30, 2010*

**math urgent!**

3x+2y=-22 (1) 5x-9y=25 (2) Multiply (1) by 9 and (2) by 2 to get the y's to cancel 27x+18y=-198 (3) 10x-18y=50 (4) Add (3) and (4) together 37x=-148 Divide both sides by 37 x=-4 Substitute that in either original equation (1) or (2) to solve for y. Check to make sure it ...
*November 29, 2010*

**Math**

When you have a < sign you either shade under or to the left of the line, depending on what kind of line it is. It has a dotted line. A > sign you shade either to the right or above the line. This also has a dotted line. If you have a <= or >=, the line is solid.
*November 28, 2010*

**algebra 1**

Multiply by the least common multiple, 78 will get rid of the fractions.. 9-13x=...
*November 28, 2010*

**Algebra **

-.224-4.2x=-3.3x Add 4.2x to both sides. -.224=.9x Divide both sides by -.224 4.01=x
*November 28, 2010*

**5th grade**

It's 2, because it's the largest whole number that can be divided by both of those numbers.
*November 28, 2010*

**math**

But how do you know all the textbooks weigh the same amount? Poorly written question..
*November 28, 2010*

**algebra**

That's not right. Do 7.80/60
*November 28, 2010*

**Statistics**

A community of 100 homes constructed in 2009 contains 47 that used conventional construction. The reminder used Energy Star building standards. A real estate agent is going to show a client 5 homes. What is the probability that 3 were built using conventional methods?
*November 28, 2010*

**Math**

Right now the probability of picking blue would be 12/30. If you add another blue it would be 13/31, then 14/32, 15/33, 16/34, 17/35, 18/36. 18/36=1/2, so if he wants the probability to be 1/2 he needs to add 6 more blue.
*November 27, 2010*

**correction**

The ratio should be 3/24=8.2/x
*November 26, 2010*

**MTH 156**

5/6=153/x
*November 26, 2010*

**psychology**

The two types of stress are eustress and distress. One of these is negative and the other is positive. One of those is the one you want.
*November 25, 2010*

**Physics**

A 14000 N automobile travels at a speed of 50 km/h northward along a street, and a 7500 N sports car travels at a speed of 62 km/h eastward along an intersecting street. (a) If neither driver brakes and the cars collide at the intersection and lock bumpers, what will the ...
*November 24, 2010*

**Math- Algebra 1 **

7.6y+12.8
*November 23, 2010*

**math**

Yes. (4*2)+3=11
*November 23, 2010*

**english**

What are winter dreams from the story "Winter Dreams" by F. Scott Fitzgerald? I don't understand what they are or what it means.
*November 23, 2010*

**math**

Another way to do it. 4=red 8=yellow 8=green rest=blue 4+8+8=20, 24-20=4
*November 23, 2010*

**error**

It should be 25, because 25 is the greatest number that can be divided by both of them.
*November 22, 2010*

**MAth**

I'm assuming you mean to the nearest hundredth, which would be .01
*November 22, 2010*

**Math**

Yup, 105-79, because you have to take the highest number and lowest number and subtract them.
*November 21, 2010*

**Chem 1010**

What will happen to 42 g of KCl solution per 100 g of water when cooled from 60 degrees Celsius to 0 degrees Celsius?
*November 21, 2010*

**3rd grade**

I'll do 8. 2 * 4 4 * 2 8 * 1 1 * 8
*November 21, 2010*

**poetry**

What's the paraphrasing of "If you can bear to hear the truth you've spoken Twisted by knaves to make a trap for fools, Or watch the things you gave your life to, broken, And stoop and build 'em up with worn-out tools"
*November 21, 2010*

**algebra2**

Rayniya, if you continue to post numerous questions without attempting any, your posts may be deleted.
*November 21, 2010*

**alegbra2**

Are you sure that shouldn't say y=4?
*November 21, 2010*

**Spanish **

Yes, that's right. You can respond that you put your coat on before you go outside.
*November 21, 2010*

**foreign language(SPANISH)**

I think the third is vaso
*November 21, 2010*

**math**

Integers are positive AND negative whole numbers. Examples: -3, 15, etc.
*November 21, 2010*

**division**

I think Writeacher means MULTIPLY each number by 12.
*November 21, 2010*

**division**

(9360)/(1/12)=((9360)/1)*(12/1)=112320. Try the other one this way. Post it if you want it to be checked.
*November 21, 2010*

**algebra word problems**

.25q+.05n=10.75 (1) q+n=95 (2) Multiply (2) by -.25 to cancel the q's .25q+.05n=10.75 (1) -.25q-.25n=-23.75 (3) -.2n=-13 Divide both sides by -.2 n=65 From (2), q+n=95, q+65=95, q=30 When plugged back into equation 1, it checks. It works in both equations, so this is your ...
*November 21, 2010*

**geometry**

True, it only needs to have one side not corresponding for non-congruent triangles. It can have one, two, or all three sides not congruent.
*November 21, 2010*

**algebra**

No, it is not a true sentence because you do not have the answer. To make it a true sentence, follow Leanna's directions.
*November 21, 2010*

**ALgebra word problem**

2e+2.5c=178.50 c=30+e 2e+2.5(30+e)=178.5 2e+75+2.5e=178.5 4.5e+75=178.5 4.5e=103.5 e=23, c=30+e c=30+23 c=53 Check it by plugging them back into the first equation; it works.
*November 20, 2010*

**Spanish**

Agreed with anonymous.
*November 20, 2010*

**Spanish**

Sorry, I have to disagree with anonymous. Just check 36 and 37. 34. (typo?) should say "mis", not "mia", right? 36. No. They are asking how old are YOU. 37. I only have female cousins, ______________.
*November 20, 2010*

**Geometry**

Rectangle ABCD has diagonals AC and BD. E is the point of intersection of the two diagonals. If the area of triangle AEB is 8, what is the area of triangle ACD?
*November 19, 2010*

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