# Elissa

Newest questions posted by Elissa
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?
4. ## 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***
5. ## 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
6. ## 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?
7. ## 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.
8. ## chemistry

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

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

what's an oasis?
11. ## 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!!!
12. ## 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 :)
13. ## math

-3x-2(5x-7)=-12 I need to solve for x, please help!! and show me how you did it if possible!
14. ## 7th grade-math

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!
15. ## algebra

I need help, i have to solve the linear solution using substitution, the equations are 4x+3=y and x=y-2 Also, please show me how you did it if possible. Thanks!