Question

Упростите выражение
2n/m+n - m+n/n

4m-3/m-2 + 2m+1/2-m

Answer 1

4m-3/m-2+2m+1/2-m=(4m+2m-m+1/2m)+(3/m-2)=m(4+2-1+1/2)+3/m-2=5/2m+3/m-2