Total # Posts: 113
all matter is made of tiny particles. atoms are neither created nor destroyed in chemical reactions. atoms of different elements combine in whole number ratios, with more than one ratio being possible for a given combination of elements. each element is made of a different ...
May 13, 2008
I need help to this mathe problems... 1.Elimination using Multiplication x-5y=0 2x-3y=7 Find the value of x in one equation. x = 5y Then substitute that value for x in the second equation. Solve for y, then find the value of x. Insert both values into the equations to check ...
May 14, 2007
Hey, I have a research paper for my college U.S History class and I'm having the hardest time thinking of a topic! It can be about absolutely anything that is correlated with U.S history. I'm sort of interested in World War II, and the Andrew Jackson era. But then ...
March 6, 2007
Boris gets an 8% commission on every car he sells.Last week, he made a commission of $1,240.What was the price of the car he sold? Do a proportion: 8% is 8 over 100 or: 8/100 and you know his commision is commision over the price. his commision is 1240, and you don't know ...
February 25, 2007
The concentration of hydrogen sulfide, H2S, in hot springs is relatively high. This accounts for the rotten-egg smell around the "mud pots" in Yellowstone National Park. The solubility of hydrogen sulfide in water at 25 degrees Celsius is 0.0932 M at 1.00 atm. If the...
February 20, 2007
Similar cells work together in a ___________ which is part of an__________ which is part of a _____________.?? http://web.jjay.cuny.edu/~acarpi/NSC/14-anatomy.htm What are the male reproductive structures that carry sperm to the testes and the external environemt
January 16, 2007
Upper Slobbovians smoke 10 million cigarettes per year, so do Lower Slobbovians. To discourage smoking, each country imposes an excise tax of 50 cents per pack. As a result, the price of cigarettes rises by 35 cents in upper Slobbovia, but only by 15 cents in lower Slobbovia ...
September 21, 2006
find the complement and the supplement ofeach angle measure 1)130 2) 11 3) x,(x+20) http://www.wtamu.edu/academic/anns/mps/math/mathlab/beg_algebra/beg_alg_tut33_geom_ans.htm 72+27a+a2
August 21, 2005
algebra 1 help
fin the complement and the supplemnt of the angel measure 1) 130 complement-40 suplement-50 or vice versa if anyone can help me with some algebra work it would be greatly appreciated i am im algebra 1 and still on the second quarter and have until november to finsh thank you ...
August 20, 2005