Sunday

April 20, 2014

April 20, 2014

Number of results: 70,046

**Calculus**

0a+1b-1c = -2 -a+1b-2c = 3 3a+1b-5c = -10 has solutions (-4,-3,-1). Is there a typo in your question? As written, the solutions are (-26/7, -23/7, -9/7)
*Sunday, March 25, 2012 at 2:03pm by Steve*

**algebra 1b**

i need help!!!!!!!!!!!! Please post your problem and your attempts to solve it. Then we'll be glad to help you. what's the problem? I have a test on wednesday or thursday and I think I'm gonna pass it! I need help with Simplifying i need help with sketching the graph of the ...
*Sunday, October 1, 2006 at 4:26pm by unspoken*

**Algebra 1**

B is basically 1B B-20= -9B -20 = -9B-1B -20 = -10B divide each side by -10 and B =2
*Tuesday, September 20, 2011 at 9:19pm by erika*

**math**

If you want to know what b equals follow these steps: 2-0.1b-1.2b=-3 (original) -0.1b-1.2b=-3-2 (rearrange things) 1.3b=5 (add each side, negatives cancel out) 5/1.3=b (solve for b) b=3.85
*Wednesday, April 1, 2009 at 9:14pm by Anonymous*

**algebra 1b**

2 +2
*Thursday, January 24, 2008 at 4:24pm by Anonymous*

**algebra 1b**

2 - 6
*Thursday, January 24, 2008 at 4:24pm by mercedes*

**algebra 1b**

thanks :)
*Thursday, October 13, 2011 at 4:53pm by sam*

**Algebra 1B**

Thanks :)
*Wednesday, June 6, 2012 at 8:24am by Mackenzie*

**Algebra 1B**

thanks :)
*Wednesday, June 6, 2012 at 10:32am by Mackenzie*

**Algebra 1B**

thanks
*Wednesday, June 6, 2012 at 11:08am by Mackenzie*

**Algebra 1B**

Thanks!
*Wednesday, June 6, 2012 at 6:51pm by Mackenzie*

**Algebra 1B :)**

You're welcome!
*Wednesday, June 6, 2012 at 6:51pm by MathMate*

**Algebra 1B**

none
*Wednesday, September 30, 2009 at 11:31am by shay*

**Algebra 1b**

nope
*Thursday, December 17, 2009 at 3:58pm by sam*

**Algebra 1b**

nope
*Thursday, December 17, 2009 at 3:58pm by sam*

**Algebra 1B--**

Okay, thanks. I think i get it
*Friday, March 16, 2012 at 1:20pm by Carson Joy*

**Algebra 1B**

Simplify (b^2/b) (b^2/b)
*Wednesday, June 6, 2012 at 10:32am by Mackenzie*

**Algebra 1b**

V/pi * r^2 = h
*Monday, July 1, 2013 at 7:47pm by Ms. Sue*

**Algebra 1b**

is it 2x^2 -5x-4?
*Thursday, December 17, 2009 at 3:58pm by Dee*

**Algebra 1B--check**

Your correct
*Tuesday, April 17, 2012 at 1:08pm by bell*

**Algebra 1B**

the -3 is the exponent. and 6 is the base...
*Wednesday, June 6, 2012 at 8:24am by Mackenzie*

**Algebra 1B**

I got the answer its b^2
*Wednesday, June 6, 2012 at 10:32am by Brea*

**Algebra 1B (incomplete)**

What are the values of b an h?
*Tuesday, April 2, 2013 at 6:32pm by PsyDAG*

**Algebra 1b**

v = pi r squared h for h
*Monday, July 1, 2013 at 7:47pm by Tiarra*

**math algebra 1a&1b**

ty
*Wednesday, January 12, 2011 at 4:41pm by angel*

**math algebra 1a&1b**

yw
*Wednesday, January 12, 2011 at 4:41pm by helper*

**math algebra 1a&1b**

ty
*Wednesday, January 12, 2011 at 4:52pm by bella*

**algebra 1b**

Ahem. Make that + 6x
*Thursday, October 13, 2011 at 4:53pm by Steve*

**algebra 1b**

it was wrong the first one
*Thursday, October 13, 2011 at 4:53pm by sam*

**Algebra 1B**

Please someone answer me
*Wednesday, June 6, 2012 at 6:51pm by Mackenzie*

**Algebra 1B**

Thank you so much! Now I undersand .. :)
*Thursday, August 2, 2012 at 3:57am by Liz *

**Algebra 1b!**

what do yo think for each problem?
*Monday, December 9, 2013 at 3:40pm by Sam*

**Algebra 1b**

4[25r^2 +40r + 16]= 4(5r + 4)^2
*Saturday, March 8, 2008 at 11:38pm by drwls*

**Algebra 1B**

I still really need help with this problem
*Sunday, February 28, 2010 at 6:55pm by LeAnn/Emergency *

**algebra 1b**

(x7 + x4 + x)(x3 - 1) can u help me with this one 2
*Thursday, October 13, 2011 at 4:53pm by sam*

**algebra 1b**

How do I work this out 3x/(x^2-16) can you help
*Thursday, March 22, 2012 at 4:26pm by kay*

**algebra 1b**

31/41 = x/96 Solve for x.
*Wednesday, March 21, 2012 at 4:48pm by PsyDAG*

**algebra 1b**

x/330 = 672/168 x = 1320
*Wednesday, March 28, 2012 at 4:54pm by Reiny*

**Algebra 1b**

Factor completely 100r^2 + 160rt + 64t^2
*Saturday, March 8, 2008 at 11:38pm by KC*

**Algebra 1b**

divide (12x^3-26x^2-34x-8)/(6x+2)
*Thursday, December 17, 2009 at 3:58pm by Dee*

**maths**

algebra 1b solve y^2+10y+25=121?
*Wednesday, March 16, 2011 at 2:24am by eyeda*

**algebra 2**

simplify completely: (3a^3b )-3 -------------- ( 2a^-1b^2)
*Wednesday, August 24, 2011 at 5:34pm by jorge lara*

**Algebra 1B**

Evaluate m-3, when m = 6 I got 216 Would that be right?
*Wednesday, June 6, 2012 at 8:24am by Mackenzie*

**Algebra 1B--Check Please!**

Thanks! so number two is wrong?
*Thursday, June 7, 2012 at 8:40am by Mackenzie*

**Algebra 1**

I not sure how to do these problems can someone help. a^-1b-2 2x^-3y^1
*Friday, December 6, 2013 at 12:50am by Aaron*

**math**

do u have too add or subtract the like terms bc if u subtract 5b-6b it will equal too -1b and then u subtract -6--7 it will equal too 1 so then it would b 1=-1b
*Wednesday, December 1, 2010 at 5:10pm by josh*

**Geology**

I know you can't do the work for me - but has anyone done question 1b & 1c for S103 TMA08 - As I am struggling and could really do with some idea of where to look Give us a question. We have no idea what 1b & 1c for S103 TMA08 is????? 1b - I have to draw a cross section ...
*Saturday, April 28, 2007 at 3:00pm by Desmond*

**algebra 1b**

Check the second, third, and fifth links below.
*Tuesday, January 11, 2011 at 2:52pm by Ms. Sue*

**algebra 1B**

What is the equation of parallel to the line y=3x+1 and trough the point (9,1) ?
*Wednesday, May 16, 2012 at 8:14pm by oscar garcia*

**Algebra 1B**

3x^²-12x+4 for x=-2 What are the exact steps when getting an answer?
*Wednesday, December 18, 2013 at 8:41pm by Kim*

**Algebra**

(2a^2b^3*4a^-3b^-2) / (2ab^4*9a^2b), (8a^-1b) / (18a^3b^5, 4a^-1b / 9a^3b^5, 4a^-4b^-4 / 9, 4 / 9a^4b^4.
*Wednesday, April 27, 2011 at 6:16pm by Henry*

**Algebra 1b**

Find all numbers for which the rational expression is undefined. p^3 - 4p/P^2 - 4
*Saturday, March 8, 2008 at 11:37pm by KC*

**algebra 1b**

The maximum height it reaches is 27.6 ft, because that is the vertex of the parabola
*Tuesday, September 14, 2010 at 7:42pm by Jiskha*

**Algebra 2**

(1a) -2x + 2y + 3z = 0 (2a) -2x - y + z =-3 (3a) 2x + 3y + 3z = 5 2a from 1a and add 1a to 3a to get (1b) 3y + 2z = 3 (2b) 5y + 6z = 5 Now, just by inspection, we see that y=1,z=0 fit these two equations. Or, you can subtract 2b from 3 times 1b to eliminate z. In any case, ...
*Monday, November 18, 2013 at 2:53am by Steve*

**algebra 1b**

Sure Miley, those will work. However I told him that when he posted them earlier.
*Thursday, January 24, 2008 at 4:24pm by Damon*

**Algebra 1B**

Is this the sign? (√) If so, this means square root of whatever follows. I hope this helps.
*Monday, February 8, 2010 at 2:58am by PsyDAG*

**Algebra 1B--Check Please!**

#2 is not correct. You can follow the steps above and try again.
*Thursday, June 7, 2012 at 8:40am by MathMate*

**algebra 1b**

Sorry, got carried away/ Yes u do put 3 in the bottom of the equation. oh yes... mmm, right.
*Thursday, March 1, 2012 at 7:38pm by demi lovato*

**spanish**

Spanish 1B - I am an honor student but with spanish for me I can memorize for the tests but I am not really undestanding it. I am great in science and math - and i got an A barely in spanish but it gets harder. The hardest part for me is that every other class comes easy. I ...
*Tuesday, October 23, 2007 at 12:50pm by sam*

**algebra 1b**

Ah, sometimes we do not see a question immediately. Also I am wondering what you have done so far yourself.
*Thursday, January 24, 2008 at 4:24pm by Damon*

**math**

Note that the two equations are not identical. Rearrange the equations: 100- 4 Px + Py +40 = 0...(1) 100- 4 Py + Px +40 = 0...(2) 4Px-Py=140...(1a) Px-4Py=-140...(1b) Solve equations by elimination to get Px=Py=140/3 4*(1a)-(1b): 15Px=700, or Px=140/3 Similarly: (1a)-4(1b): -...
*Monday, March 14, 2011 at 4:32am by MathMate*

**Algebra 1B**

Thank you!!!! Now, can you please tell me how to choose the correct graphing without actually seeing everything right in front of you?
*Saturday, February 27, 2010 at 8:37pm by LeAnn/Emergency Help Please*

**math algebra 1a&1b**

i keep gettin a decimal or a zero on this problem -3(3x+15)-(10+X)=35 PLEASE HELP
*Wednesday, January 12, 2011 at 4:52pm by bella*

**french**

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)
*Monday, November 10, 2008 at 4:48pm by amanda*

**french**

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 at 12:28am by amanda*

**algebra 1b**

Solve each system using substitution. check your solution. a = 2/3b -3 a = 2b - 18 c = 3d -27 4d + 10c = 120
*Thursday, January 24, 2008 at 4:24pm by dillon*

**algebra 1b**

8/127 = x/2413 Solve for x by multiplying both sides by 2413.
*Wednesday, March 21, 2012 at 5:46pm by PsyDAG*

**Algebra 1B**

Simplify: 4n(2n + 2) My answer is-- 8n+8n Am i right?
*Wednesday, June 6, 2012 at 11:08am by Mackenzie*

**math - discrete math**

make 3 columns $5 1C 1B ----- where 1C is 1$ coin and 1B is 1$ bill 2 0 0 1 5 0 1 4 1 1 3 2 1 2 3 1 1 4 1 0 5 0 10 0 0 9 1 0 8 2 0 7 3 0 6 4 0 5 5 0 4 6 0 3 7 0 2 8 0 1 9 0 0 10 count them up, I don't see any others to make $10 I can't see where that large answer comes from, ...
*Tuesday, May 28, 2013 at 6:32pm by Reiny*

**Algebra 1b**

multipy and simplify (5g)^5 * (5g)^19
*Thursday, December 17, 2009 at 3:08pm by Dee*

**Algebra 1B**

ax^2+bx+c=0 solution: 9, only solution
*Saturday, January 22, 2011 at 12:24am by Tabitha*

**algebra 1b**

1/20,000 = x/75,000 Solve for x.
*Wednesday, March 21, 2012 at 5:40pm by PsyDAG*

**Algebra 1b**

Did you leave out some parentheses? What is the denominator? What is the numerator? The expression, whatever it is, is undetermined when a denominator is zero
*Saturday, March 8, 2008 at 11:37pm by drwls*

**Algebra 1B**

How do I solve \sqrt{\frac{33xy^{3}}{\sqrt{3x}}}? I am getting so confused and I need help please!
*Sunday, February 27, 2011 at 7:54pm by Laura*

**math algebra 1a&1b**

the problem is 2(9n-1)+7(n+6)=-60 i get how 2 do it but i get confused on wat 2 do and then i get mixed up and mess it up please help
*Wednesday, January 12, 2011 at 4:41pm by angel*

**Algebra 2**

If f(x)= x^2 + 3 and g(x) = 3x - 1 then find the following: 1a. (f+g)(x) 1b. (f+g)(3) 1c. (f-g)(x) 1d. (fg)(x) 1e. (fg)(-1) 1f. (f/g)(x) 1g. (f o g)(x) 1h. (f o g)(1) 1i. (g o f)(x)
*Monday, March 26, 2012 at 8:32pm by Elizabeth*

**Algebra 1B--check **

Solve for y in the following system of equations. x + 4y = -38 -x - 6y = 58 My answer 1.) -10 2.) 6 3.) 12 4.) 10
*Tuesday, April 17, 2012 at 1:08pm by Mackenzie *

**algebra 1b**

5x-2y=4 x+2y=8
*Thursday, March 1, 2012 at 7:38pm by eric michael lovato*

**Probability**

1a(i) there are two O's, so P=(2/8) 1b(i) 4+ points are received with F1,F2,O1,O2,T1, and T2, so P=(6/8) 1b(ii) first toss O1 and O2. 3+ points are receive with F1,F2,T1,T2 and E. so P=(5/6) In 2, put your information into a spreadsheet or table, and take it from there
*Sunday, May 4, 2008 at 5:19pm by economyst*

**Algebra 1B**

incomplete problem. are you sure you are not missing part of the problem? your problem cannot be solved as stated.
*Saturday, January 22, 2011 at 12:24am by helper*

**BIOLOGY**

Read this carefully. http://www.tpub.com/machines/1b.htm
*Thursday, February 18, 2010 at 8:52pm by Ms. Sue*

**bartlett hill,math**

add the like terms together.a+b+a+2b Okay. Well, the questoin says to add the like terms together, that means add the A's together and add the B's together. a+b+a+2b Alright, so your a's and your first b don't have a number in front of them. That means the coefficient is one. ...
*Thursday, April 26, 2007 at 8:23am by kadeisha*

**Algebra 1B**

I need help with these 2 problems please. It's been a while so I need some brushing up 1)Subtact & Simplify 4-v/v-6 -2v-5/-v 2)Add 2/55u +11/25u
*Thursday, February 11, 2010 at 12:39am by LeAnn*

**algebra 1b**

omg! cousin is that u. tap bro, its me demitra devonne wat uppp bro. me and selena go diva on shoppin in mall at l.a.! mis ya
*Thursday, March 1, 2012 at 7:38pm by demi lovato*

**Algebra 1B**

Thank you Reiny. The problem said what is the equation of the line of the symmetry so I guess I over thought things, lol. Trying to prepare for my final that is due in a couple days and my brain is on overload bad.
*Saturday, February 27, 2010 at 10:10pm by LeAnn/Emergency *

**Algebra 1B--**

Solve the following system of inequalities by graphing. 5x - 4y ≥ -20 3x - 2y ≤ -8 y ≥ -3 I need help, like a website or steps on how to do this. I don't get it, at all.
*Friday, March 16, 2012 at 1:20pm by Carson Joy*

**Algebra 1B**

-62= k*(5) divide both sides of your equation by 5 -62/5 = k k = -12.4 now if x = 6 y = -12.4 * 6 y = -74.4
*Thursday, August 2, 2012 at 3:57am by Damon*

**Algebra 1B**

I can not figure out the answer to this problem. (^6)(-7^6+5) I'm not sure if that sign is correct. It's suppose to be the symbol that looks like a check mark and goes over the 6 on left and over the 6+5 on right. Please help
*Monday, February 8, 2010 at 2:58am by LeAnn*

**Algebra 1B**

The problem is f(x)=x^2-12x-1 I have all the rest of the problems done except where it says the equation of the line of symmetry is ???? I know the vertex is (6,-37), the maximum is 6 and I think that part of the equation is x= -b/2a Is this correct?
*Saturday, February 27, 2010 at 10:10pm by LeAnn/Emergency *

**Algebra**

yes, on the first. 1a. c=wr^2 = 100*3,963^2 1b. w=c*/r^2=100*3963^2 / (3963-282)^2
*Sunday, February 6, 2011 at 9:05pm by bobpursley*

**Algebra 1B**

8n^2 + 8n
*Wednesday, June 6, 2012 at 11:08am by PsyDAG*

**Algebra 1B**

I will assume that you have a typo and you meant - 1.6t^2 - 28t + 200 since it would only decrease for the first 8 or 9 minutes, after that the heart rate would actually increase. This makes no sense. which is it ?
*Sunday, December 22, 2013 at 9:20am by Reiny*

**algebra 1b**

to find d you have to plug c = 3d -27 into 4d + 10c = 120. then maybe to find a you have to make 2/3b -3 =2b - 18. Not sure if that's right.
*Thursday, January 24, 2008 at 4:24pm by Miley*

**algebra 1b**

Price*(1-discount)=$3200 discount = 0.125 Solve for Price.
*Monday, June 11, 2012 at 3:57pm by MathMate*

**Algebra 1B**

3x^²-12x+4 3(-2)^2 -12(-2)+4 3(4) +24 +4 12+ 24+4 =40
*Wednesday, December 18, 2013 at 8:41pm by Kuai*

**algebra 1b**

Arianna kicks a soccer ball off the ground and in the air with an initial velocity of 42 feet per second. Approximately what maximum height does the soccer ball reach?
*Tuesday, September 14, 2010 at 7:42pm by james*

**Algebra 1b**

Explain how to factor the following trinomials forms: x² + bx + c and ax² + bx + c. Is there more than one way to factor this? Show your answer using both words and mathematical notation.
*Thursday, November 29, 2012 at 12:45pm by Yolonda*

**math algebra 1a&1b**

2(9n-1)+7(n+6)= -60 18n - 2 + 7n + 42 = -60 25n + 40 = -60 25n = -100 n = -4
*Wednesday, January 12, 2011 at 4:41pm by helper*

**Math**

(ab^2c)^-1 = a^-1b^-2c^-1 a^8b^2c^-4b^3 = a^8b^5c^-4 a^-1b^-2c^-1 / a^8b^5c^-4 = a^-9b^-7c^3 = c^3 / a^9b^7
*Saturday, September 14, 2013 at 6:24pm by Steve*

**Algebra 1B Chapter 10**

if t is the number of years since 1990, then the population p(t) = 3422 * 1.049^t now just plug in any value for t that you need. Just recall that the function is only valid for 0<=t<=8
*Tuesday, November 27, 2012 at 4:59am by Steve*

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