Sunday

October 23, 2016
Total # Posts: 226

**Algebra (check answers)**

x-2y=-1 -x+5y=4 x=-1 y=1

*April 27, 2009*

**6th grade math**

Use the numbers 1,2,3,4,5, and 6 to write a subtraction problem with 2 mixed numbers that have a difference of 4 13/20.

*April 6, 2009*

**6th grade math**

Explain how you know whether to add a number to or subtract a number from both sides of an equation in order to solve the equation.

*April 6, 2009*

**6th grade math**

How can you draw a line that is 5 inches long using only one sheet of 8 1/2 in X 11 in notebook paper?

*April 6, 2009*

**algebra attn Reiny**

thanks for the clarification!!

*February 24, 2009*

**algebra attn Reiny**

Thanks for your help with the solving of the three equations! Yes, it was a typo. I just finished solving it a long way, solving for the 1st 2 equations then the 2nd and 3rd and plugging in variables...etc. etc. Your way gave the same answer, but quicker, does your way always ...

*February 24, 2009*

**algebra**

Thanks, yes, typo I just finished solving it a long way, I solved the first two, then the second two,,etc etc. Your way seems much easier, I did get the same answers, yeah!!!! But, will your way always work?

*February 24, 2009*

**algebra**

solve the system 2x-y+z=3 x+3y-2x=11 3x-2y+4z=1

*February 24, 2009*

**geometry**

Find the geometric mean between 7 and 21 I do not have a clue where to start the equation given was extreme/extreme=mean/extreme so (mean)(mean)=(extreme)(extreme) help please

*February 23, 2009*

**social studies**

what person is a navajo medicine man?

*December 8, 2008*

**college algebra**

7x-5=72

*November 26, 2008*

**algebra Please help**

Can you take the square root of both sides and get 6t + 10t=270 ????

*October 7, 2008*

**algebra**

(6t)^2+(10t)^2=(270)^2

*October 7, 2008*

**principles of math 11**

if f(x)=2x =1 and g( x) =4x-3 then (f+g)(x)= options are below... can someone steer me in right direction as I am not getting the answer option a =6x-2 option b = 2x-4 option c =6x+4 option d=8x-3 option e = -2x+ 4

*September 16, 2008*

**Statistics**

a. What is the probability of selecting a female student? P(female accounting) + P (female Maj Mgmt) + P (Finance) = 0.2 + 0.1 + 0.1 = 0.4 b. What is the probability of selecting a Finance or Accounting major? P (Finance Male or Female) + P (Accounting Male or Female) = 0.2 + ...

*June 11, 2008*

**Statistics**

a. What is the probability of selecting a female student? P(female accounting) + P (female Maj Mgmt) + P (Finance) = 0.2 + 0.1 + 0.1 = 0.4 b. What is the probability of selecting a Finance or Accounting major? P (Finance Male or Female) + P (Accounting Male or Female) = 0.2 + ...

*June 11, 2008*

**chemistry**

Why can two different elements have similar atomic masses?

*May 26, 2008*

**algebra 2**

Find the set of all integers, n, for which the fraction 20/(10-n*n) is an integer I used n*n for n squared I figured that 10-n*n must be a factor of 20 and the only answer that ended up working was +-3, is this right?

*April 11, 2008*

**absolute value inequality help**

math -9h-6+12h+40=22

*March 21, 2008*

**Algebra**

Thanks for your help!

*December 3, 2007*

**Algebra**

I understand the 3.125 m/sec, but I am not sure how you got .124 m/sec

*December 3, 2007*

**Algebra**

still lost

*December 3, 2007*

**Algebra**

Jan and Carol are competing in the 500m Freestyle swimming competition. In this event, swimmers make 10 laps in a 50 meter pool. Carol finished the race in 2 minutes, 40 seconds and swam 1/4 m per second faster than Jan. What was Jan's time?

*December 3, 2007*

**Science (physics)**

I need to know how to build a catapult. I have no idea of where to start.

*October 19, 2007*

**Hum 130**

What are the central beliefs of Islam, and how are they reflected in the "Five Pillars” I couldn't get into the www.islam.com website at the moment, but you might want to check back there eventually. Meanwhile, peruse this: http://en.wikipedia.org/wiki/Islam -- ...

*May 21, 2007*

**Ethical Dilemma**

How would the consequentialist and the non-consequentialist respond to reporting child abuse without clear proof, just out of "gut" instinct. The non-consequenialist reports , or does not report, without thought or care of the consequents to those involved. The ...

*December 8, 2006*