# Posts by Elissa

Total # Posts: 24

1. ### Math

What common word would we have after following these steps? - write down a zero -put 50 on its left and 5 on its right -add 1/5 of eight at the end
2. ### Chemistry

What mass of glucose (C6H12O6) must dissolve in 400.0 g of ethanol to make a 1.60 m solution?
3. ### Math

Pamela is 12 years older than her brother. Last year, she was thrice as old as her brother. How old is Pamela now?

Hydhsy
5. ### Computers

Which of the following experiences is considered a simulation? A. reading a chapter about dissecting a frog with bright pictures and graphs B. listening to a narrator about dissecting a frog in vivid detail C. using a computer program to dissect a frog*** D. watching a video ...
6. ### Linear algebra

Consider for every real number a the linear system of equations: { x +( a + 1 )y + a^2 z = a^3 { ( 1 - a )x +( 1 - 2a )y = a^3 { x +( a + 1 )y + az = a^2 b)Find the values of a for which the system has no solution, infinitely many solutions, and a unique solution
7. ### English

I'm supposed to write about a hero using gods and goddesses for this "Your Hero's Journey Outline" but I can't typically think of what to write about. Any ideas?
8. ### Algebraic Expressions

The temp. was 72 degrees F at noon. At midnight, the temp. dropped to 12 degrees F. Write an algebraic expression to find the sum.
9. ### chemistry

calculate the mass of naso4 needed to prepare of 0.5L of 0.15M of solution
10. ### social studies

What action taken by Mexican officials changed the trade law?
11. ### sosial studies

what's an oasis?
12. ### question for all

where are these "200 experts" standing by, ready to help us? I haven't gotten any help on my question, and I need it!!!
13. ### math

thanks so much
14. ### math

where are these "200 experts"???? I thought they were on this site, ready to help us?!?!?!
15. ### math

y=5x-7 and -3x-2y=-12 I have to find the linear system using substitution I have gotten it to -3x-2(5x-7)=-12 Now I am stuck at solving for x PLEASE HELP any way you can Thanks Oh, and please show me how you did it as well :)
16. ### math

-3x-2(5x-7)=-12 I need to solve for x, please help!! and show me how you did it if possible!
17. ### Math

or, you could do it simpilar and just do 76-19, and you get 57, x=57
18. ### history

Ms. Sue, you've been helping a lot of people, could you help me with my question?

I need to find the linear system for the equations 4x+3=y and x=y-2 Any help at all would be great! And please show me how you did it if possible, thanks!

okay, i know i can't help you with your problem, but I REALLLLLY need help with mine, could you help? Linear systems, the equations are 4x+3=y and x=y-2 I need the solution, and I'm stuck, PLEASE help me!