Friday

October 24, 2014

October 24, 2014

Total # Posts: 127

**Quick Question**

well food security according to wiki is the availability of food and one's access to it. So political unrest would threaten the amount of food for human society. It would lead to food shortages.
*May 2, 2011*

**Algebra**

Could someone tell me what I am doing right or wrong? Problem Two: 5/9 + (2/9)x = 25/7 + (6/7)x – 2/3 Like signs are not collected at the beginning. This would make the equation unequal. To make both sides equal we first multiply all sides by nine and then both sides by ...
*April 29, 2011*

**Algebra**

I cannot understand how you worked out this problem Bob. Could you explain the steps you made? Algebra - bobpursley, Wednesday, April 27, 2011 at 10:36am if it is as I wrote it, then (45x/6t)11x= 45*11*x^2/6t = 15*11*x^2/2t= 165x^2/2t Algebra - tish, Wednesday, April 27, 2011 ...
*April 28, 2011*

**algebra**

I was wondering about that approach because of the like denominators although they weren't like terms. Your method makes sense. I will go through your steps for myself and see if I can get the same answer. It may be a good idea for me to make up a similar problem and ...
*April 28, 2011*

**algebra**

Problem Two: 5/9 + (2/9)x = 25/7 + (6/7)x – 2/3 Multiply figures inside parentheses 5/9 + (1 x 2/9x) = 25/7 + (1 x 6/7x) – 2/3 Collect like signs 5/9 + 2/9(6/7x) = 25/7 + (-2/3) Multiply like signs 2 x 6 9 7 Reduce like numbers 2 x 2 = 4x 3 7 21x Multiply number ...
*April 28, 2011*

**geometry**

Why is the apothem of an equilateral triangle 1/3 its height?
*April 27, 2011*

**geometry**

Where is the center of an equilateral triangle? why is it there?
*April 27, 2011*

**Algebra**

What is the answer in your book?
*April 27, 2011*

**algebra**

That doesn't help. That is what I put down for my answer. 2 meters every minute for 8 minutes is 16 meters. 98 - 16 = 82, sorry I put down the wrong number before. 82 is not right for some reason. On the work sheet the feedback sais this is wrong because there needs to be ...
*April 23, 2011*

**algebra**

a diver dove 94 meters and rose 2 meters every minute for 8 minutes. Where is the diver in relation to the surface? The answer to me would be 94 - 16 = 78 meters. Why is this wrong?
*April 23, 2011*

**algebra**

After looking at 50 or so of these equations the problem I seem to have is the common denominator and the multiplying the divisible by the top number on each fraction. Some of these are very simple and others are very confusing. The above I understand now.
*April 23, 2011*

**algebra**

could someone please explain to me how -5/8 + 1/4 = -3/8? I have several more of these problems -5/8 + -1/6 = -19/24, and more. I have no reference in my text on how to do these. Can someone take me through the steps?
*April 23, 2011*

**algebra**

what is the easiest way to solve a square root equation without a calculator? I have looked online and found a few, but to get the lengthy decimals or irrational numbers seems awfully confusing.
*April 16, 2011*

**algebra**

how do you find the square root of any number with long division and not a calculator? I don't like calculator readings. They are not always easy to figure out, plus math principles can't be learned with a calculator.
*April 16, 2011*

**Algebra**

Thank you. I didn't think of multiplying from left to right.
*April 15, 2011*

**Algebra**

I was given this problem to solve and no matter what order I multiply the variables I don't get the right answer. 27xy, when x=12.7 and y=100.4 the answer is 34,427.16 I cannot figure out the way to achieve this answer. I find problems with variable fairly easy, but this ...
*April 15, 2011*

**9th grade English**

I'm writing an essay about Mercutio's character and why friendship is so important to him in Romeo and Juliet. I have a good complex thesis but I'm having trouble structuring it. Thesis: Mercutio is extremely close with Romeo and cares very deeply about his friend...
*April 14, 2011*

**Physics**

What is a node? i'm supposed to label the nodes in a diagram of a wave but i can't find it anywhere
*March 31, 2011*

**geometry**

what is the area of a rhombus with a 60 degree angle and sides 5 cm long? (round to the nearest 10th)
*March 29, 2011*

**geometry**

what is the area of a rhombus with a 60 degree angle and sides 5 cm long? (round to the nearest 10th)
*March 29, 2011*

**Physics**

How many calories are needed to change 1 gram of 100 degrees Celsius boiling water to 100 degrees Celsius steam?
*March 23, 2011*

**physics**

thats not very helpful, will you at least answer the first question?
*March 21, 2011*

**physics**

How much heat does it take to warm up a 300g glass of water by 30 degrees C? (what is the formula for the specific heat of water?)
*March 21, 2011*

**math**

I need to find the sqrt of a number that has a greater mean absolute devieation that 2.53.
*November 10, 2010*

**8th grade Social Studies**

13 colonies rhode island how did they adept to their environment
*October 3, 2010*

**mathARIA**

I need to find the sqrt of a number that has a greater mean absolute devieation that 2.53.
*November 7, 2009*

**math**

My homework tells me to divide the answer ,add the answer, and find the mixed fraction in the answer, but they don't tell me where I get the answer . What do I do? Surely there is more info. If not, you can't do it.
*March 13, 2007*