SOLUTION: can someone check my answers, QUESTON: Simplify the following expressions by combining as many terms as possible. 3xy+5xy my answer 8xy 9X^2T-7X^2T my answer 2x^2t 2xy+6y+8xy

Algebra ->  Radicals -> SOLUTION: can someone check my answers, QUESTON: Simplify the following expressions by combining as many terms as possible. 3xy+5xy my answer 8xy 9X^2T-7X^2T my answer 2x^2t 2xy+6y+8xy       Log On


   



Question 38094: can someone check my answers, QUESTON: Simplify the following expressions by combining as many terms as possible.
3xy+5xy
my answer 8xy
9X^2T-7X^2T
my answer 2x^2t
2xy+6y+8xy
my answer 16xy
thanks

Found 2 solutions by stanbon, junior403:
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
3xy+5xy
my answer 8xy
CORRECT
9X^2T-7X^2T
my answer 2x^2t
CORRECT
2xy+6y+8xy
my answer 16xy
10xy+6y
Cheers,
Stan H.

Answer by junior403(76) About Me  (Show Source):
You can put this solution on YOUR website!
The first two solutions are correct...
However, there is something you may have overlooked in the third problem.
2xy+6y+8xy
In this problem you need to combine like terms.
xy and y are not the same.
so...
2xy + 6y + 8xy = 10xy + 6y
This is the final answer.
I hope this helps
Good Luck!