SOLUTION: If the operation @ is defines by the equation x@y=2x + y, what is the value of a in the equation 2@a = a@3?

Algebra ->  Equations -> SOLUTION: If the operation @ is defines by the equation x@y=2x + y, what is the value of a in the equation 2@a = a@3?       Log On


   

Question 351291: If the operation @ is defines by the equation x@y=2x + y,
what is the value of a in the equation 2@a = a@3?
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
2@a=2%282%29%2Ba=4%2Ba
a@3=2%28a%29%2B3=2a%2B3
2@a=a@3
4%2Ba=2a%2B3
highlight%28a=1%29