SOLUTION: the ordered pair (5,6) is a solution to the system: x=y=11 x-y=-1 true or false?

Algebra ->  Coordinate Systems and Linear Equations -> SOLUTION: the ordered pair (5,6) is a solution to the system: x=y=11 x-y=-1 true or false?      Log On


   

Question 56377: the ordered pair (5,6) is a solution to the system:
x=y=11
x-y=-1
true or false?
Answer by rchill(405) About Me  (Show Source):
You can put this solution on YOUR website!
Substituting 5 for x and 6 for y in the first equation yields 11=11, a true statement. Doing the same for the 2nd equation yields -1=-1, another true statement. Therefore, (5,6) is a solution to the system and also the intersection of the lines when graphed:
graph%28200%2C200%2C-2%2C8%2C-2%2C8%2C-x%2B11%2Cx%2B1%29