Раскройте скобки: 1. 6x(2/3a+5/12b)= 2. 1/3x(9/11m-6/7n)=
1. 6*(2/3a+5/12b)=4a+2,5b 2. 1/3*(9/11m-6/7n)=3/11m-2/7n =================================