Posted by Please HELP on .
Subtract & Simplify if possible:
9/5u^25u  2/5u5
I ended up with 35u4510u^2 Doesn't seem correct. can anyone help?

Algebra 2 
Reiny,
order of operation is ambiguous,
please insert brackets
Posted by Please HELP on .
Subtract & Simplify if possible:
9/5u^25u  2/5u5
I ended up with 35u4510u^2 Doesn't seem correct. can anyone help?
order of operation is ambiguous,
please insert brackets