SOLUTION: if 4x-3y=11 and 3x-2y=8, what is the value of x-y? i know the answer is 3 but i have no idea how to get there. please show me step by step

Algebra ->  Coordinate Systems and Linear Equations -> SOLUTION: if 4x-3y=11 and 3x-2y=8, what is the value of x-y? i know the answer is 3 but i have no idea how to get there. please show me step by step      Log On


   

Question 316448: if 4x-3y=11 and 3x-2y=8, what is the value of x-y? i know the answer is 3 but i have no idea how to get there. please show me step by step
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Subtract eq. 2 from eq. 1,
4x-3y-%283x-2y%29=11-8
4x-3y-3x%2B2y=3
x-y=3