February 6, 2016

Posts by Stefanie

Total # Posts: 28

5.7-4^2 divide by 2?
October 9, 2013

(2^4-1 divide by 5?
October 9, 2013

Write equations for four lines that intersect to form sides of a paralleagram
April 11, 2013

A paintball is fired from a gun horizontally with a speed of 110 m/s. If it hits a point 14 cm below the target: A) What is the total time the paintball is in the air? B) How far is the target from the paintball?
November 29, 2012

August 11, 2012

write y in terms of x 4y+5x=8
June 19, 2012

Find x given that y=2,z=-3 and w=4 wxy=5
June 18, 2012

ab+a=1for a
June 18, 2012

Find y given that x=3 2x-3y=5
June 18, 2012

June 18, 2012

write y in terms of x 2x +3y=9
June 18, 2012

Suppose there's a collison way out in the Oort cloud, say 30,000 AU away from the Sun. This collison causes one of the comets to alter its orbit and head almost directly at the Sun, such that the comet just skims the surface of the Sun and heads back out to its starting ...
March 28, 2012

Algebra 1 Honors
2x+4=5(x+1) -2(x+2) Would this be identity (all numbers are the solution), No solution (no real number solution), or can it be solved?
October 9, 2011

Monthly Budget: You earn $250 per month from your part-time job. You are in a kayaking club that costs $20 per month, and you save at least $100 each month. Write and solve an inequality to find the possible amounts you have left to spend each month.
October 9, 2011

History- Cold War
Ooooooh! Okay! :D Thank you again. I am going to look up more in my textbook for more detail to write about. Your answer really helped a lot! Now I know what to research. :D You are amazing. :)
April 20, 2011

History- Cold War
Thank you soo much! I really appreciate it. :) So what does the question mean exactly (or simply)? I was just wondering because I have to go into more detail for the answer. :)
April 20, 2011

History- Cold War
Could someone describe how the conflict between the superpowers manifested itself in two of the following regions: Europe, Asia, and Latin America? I am not really sure what it's asking and I don't know how to answer or what to answer. Please help me!
April 20, 2011

Algebra 1
Was ist der dritte Teil von x?
January 26, 2011

college chemistry
Comparing the boiling points of: A) C3H8 B) C5H12 C) C2H5OH and identify the folowing statements as either True or False: Dispersion forces only for (A) Boiling point (C) > Boiling point (A) (B) exhibits hydrogen bonding Boiling point (C) < Boiling point (A) (A) exhibits...
November 11, 2010

2. The new Twinkle bulb has a standard deviation hours. A random sample of 77 light bulbs is selected from inventory. The sample mean was found to be 492 hours. a. Find the margin of error E for a 90% confidence interval. Round your answer to the nearest hundredths.
May 2, 2010

Spring Physics
A 2.0 kg box rests on a plank that is inclined at an angle of 65° above the horizontal. The upper end of the box is attached to a spring with a force constant of 19 N/m, as shown in Figure 6-32. If the coefficient of static friction between the box and the plank is 0.21, ...
November 4, 2009

yes that is true
November 3, 2009

Chemistry (kind of)
Okay so this is actually for an english assignment where we have to report on a problem in our field....mine happens to be Chemistry so I was wondering what kind of problems or disputes can be caused in a chemistry lab...
February 6, 2009

Three ocean Water resource
September 12, 2008

What kinds of unwanted reactions might you encounter when trying to convince the business committee to accept your proposal for a new service?
August 5, 2008

social studies
does any1 know the awnser to this question??: what substance was used to stuff the nostrils for mummification????
January 28, 2008

write notes down on paper first...then put it into essay form!!
January 28, 2008

Organic Lab
I have to come up with my own procedure for reducing vanillin, to vanillyl alcohol. Help please! I know I have to use NaBH4 but that is about it!
February 4, 2007

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