Algebra
 👍 0
 👎 0
 👁 171

 👍 0
 👎 0
posted by Reiny
Respond to this Question
Similar Questions

Discrete Math
I am really stuck on these problems. I've worked a lot of them but I can't get these. Sometimes I think I know the answer but I can't show how I got it. 1.) Solve each matrix equation for X. 2X + 5A = B 2.) Find the following
asked by Ryan on February 25, 2010 
Algebra
Find the number of the solutions to each system. a. 4xy+1=0 4xy+3=0 b. 2xy+4=0 4x2y+8=0 Write a question that can be solved using a system of linear equations. Solve the following system of equations by graphing: y=x+3 and
asked by LadyPhantomhive on January 13, 2016 
algebra
i need help with these problems (either a solution or how to plug them into a graphing calculator): 1) Solve by substitution or elimination 4/x + 1/y + 2/z = 4 2/x + 3/y  1/z = 1 1/x + 1/y + 1/z = 4 2)Solve the system of
asked by Alyssa on April 5, 2011 
math
Solve following system of equations? x+3z=2 2x+2y+z=4 3x+y2z=5 i need help with few so i can get hang of this math plz. Perform row operations write new matrix [132 312 211 073] R1+R2 using x,yand z variables write system
asked by sherri r on January 24, 2009 
Math
Write a linear system of equations that can be used to solve these problems. Then, solve to get your final answer. Please help me solve this. 2. The Clippers scored a total of 80 points in a basketball game against the Bulls. The
asked by LadyPhantomhive on January 5, 2016 
Algebra I
How do you write a system of linear equations in two variables? Explain this in words and by using mathematical notation in an equation. What steps will be taken to solve the system that you provided?
asked by Austin on August 28, 2012 
Maths
Solve the following system of linear equations by addition. Indicate whether the given system of linear equations is consistent, inconsistent, or dependent. If the system is consistent, find the solution. {−7x + 7y −9x + 9y ==
asked by Leticia on July 12, 2016 
Math
1.) Solve this system of linear equations. Write the final answer as an ordered pair (x, y, 3). x  y + 2z = 22 3y  8z = 9 z = 3 2.) Solve this system of linear equations. Write the final answer as an ordered pair (x, y, z).
asked by Josei on March 6, 2015 
Math
Directions: Solve this system of linear equations. Write the final answer as an ordered pair (x, y, z). 2x + 4y  z = 7 2x  4y + 2z = 6 x + 4y + z = 0
asked by Josei on March 6, 2015 
Algebra1!Plz help I have test 2morrow!!!
so would the new eqaution be... 2x+8=10 then.. 2x=2 x=1? We know that y = x + 8. So if x + y = 10, then x + x + 8 = 10. but what about the y?ANd what do I do afetr that? If you know what x equals, then you can calculate what y
asked by Sammy on November 4, 2006 
Math
Use back substitution to solve the system of linear equations x2y+z=8 y+z=5 z=2 **I tried to solve it eventho im still confused/lost. 1=3 idk ugh
asked by Anonymous on June 17, 2014