math

posted by .

How do i solve inequalitites with three variables. I still can't figure it outplease help.

x+y=1
y-z=-3
2x+3y+z=1

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. Math Help Please

    How do i solve inequalitites with three variables. I still can't figure it outplease help. x+y=1 y-z=-3 2x+3y+z=1 Where are the inequalities?
  2. a.p. calculus help please!

    My a.p. calculus teacher doesn't know how to do this problem (like many others) so he's giving us 5 points extra credit on our test if we can figure it out, but I don't know how to do it: It's as the lim-->infinity (x+sinx)/(x+cosx) …
  3. TO DRWLS/MATH HELP PLEASE

    How do i solve inequalitites with three variables. I still can't figure it outplease help. x+y=1 y-z=-3 2x+3y+z=1 THE ANSWERS ARE X=3,Y=-2,Z=1 i KNOW THE ANSWERS I JUST DON'T KNOW HOW THE BOOK GOT THE ANSWERS . i 'VE TRIED MANY DIFFERENT …
  4. DRWLS CAN YOU ANSWER

    How do i solve inequalitites with three variables. I still can't figure it outplease help. x+y=1 y-z=-3 2x+3y+z=1 THE ANSWERS ARE3,-2,1 HOW DID THEY GET THAT ANSWER. This can be solved a number of ways. 1) subsitition 2) determinants …
  5. to annonymus can you help me with math

    How do i solve inequalitites with three variables. I still can't figure it outplease help. x+y=1 y-z=-3 2x+3y+z=1 the answers are 3,-2,1 how do get there by solving linear equations with three variables. 5x-2y-z=2 -y+2z=11 x+y+z=-3
  6. Economics

    In running a regression model with three variables, two of the three come back as statistically significant at the 95% level of confidence. The one that doesn't is the intercept - so is my model still valid?
  7. math

    solve in three variables.. I'm very confused if what equation is the first to solve. 13y=10 x+y+z=39 16x+13z
  8. 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 …
  9. Algebra 2

    What would be the simplest way to eliminate one of the variables?
  10. math

    solve the system of equations in three variables -3x+y-z=-10

More Similar Questions