
 š 0
 š 0
posted by Reiny
Respond to this Question
Similar Questions

Math
Define variables and write a system of equations for this situation. Solve using substitution. Suppose you want to join a video store. Big Video offers a special discount card that costs $9.99 for one year. With the discount card,
asked by Angie on April 2, 2009 
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 
Algebra PLEASE HELP!!
What advantages does the method of substitution have over graphing for solving systems of equations? Choose the correct answer below. A. Graphing cannot be used to solve dependent or inconsistent systems due to the nature of the
asked by zwgz123 on December 15, 2017 
Algebra
I have a few questions I need help with! 1. Solve the system by triangularizing the augmented matrix and using back substitution. If the system is linearly dependent, give the solution in terms of a parameter. 3x+yz=4
asked by Kristen on March 28, 2013 
Algebra help needed please!!
I have a few questions I need help with! 1. Solve the system by triangularizing the augmented matrix and using back substitution. If the system is linearly dependent, give the solution in terms of a parameter. 3x+yz=4
asked by Kris on March 28, 2013 
Algebra help!
1.) Solve the system by triangularizing the augmented matrix and using back substitution. xy+z=1 xy4z=7 4x+y+z=6 2.) Perform the indicated row operation, then write the new matrix. 4 4  4 9 6  5 2R1+ R2 > R2 3.) Solve
asked by Becca on March 28, 2013 
Math Homework
Hello! I need help with these math questions, thanks! :) 1.) Solve the system by substitution. 5x + 2y = 17 x = 3y 2.) Solve the system by substitution. x/3 + y = 4/3 x + 2y = 11 3.) Solve the system by elimination. 2x  3y = 0
asked by Beni on December 7, 2013 
Algebra
I need help learning to solve substitution. I have a problem that says solve the system by substitution 4.5x2y=12.5 3.25xy=0.75
asked by Samantha on October 9, 2017 
Math
17) solve this linear system using the method of substitution. 2yx=10 y= 3/2x1 20) simplify then solve by substitution 2(x4)+y=6 3x2(y3)=13 just need help with these 2.
asked by Ma names Jeff on February 27, 2016 
Algebra multiple choice!
I have a few questions I need help with! Please explain if my answer was not right how you got to it. I got 1.) B 2.) A 3.) C 1. Solve the system by triangularizing the augmented matrix and using back substitution. If the system
asked by Becca on March 28, 2013