SOLUTION: What is the solution to this problem? y - 2x = -5 3y - x = 5 Using the Substitution Method to solve the system of equations.

Algebra ->  Expressions-with-variables -> SOLUTION: What is the solution to this problem? y - 2x = -5 3y - x = 5 Using the Substitution Method to solve the system of equations.      Log On


   



Question 345884: What is the solution to this problem?
y - 2x = -5
3y - x = 5
Using the Substitution Method to solve the system of equations.

Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
y - 2x = -5
y=2x-5
..
3y - x = 5
plug value of y
3*(2x-5)-x=5
6x-15-x=5
5x-15=5
+15
5x+15-15=15+5
5x=20
/5
x=4
...
plug value of x in y-2x=-5
y-2*4=-5
y-8=-5
y=3