Question

помогите с номерами 1;2;6;7;8

Answer 1

............ ....................

Answer 2

1) 72: (х-17) -4= 72: (35-17) -4=72:18-4=4-4=0
2) (Х+259): (х-205) =(321+295): (321-205) =616: 116=5 36/116
6) 1,4m-0, 3m=1, 4•2,6-0,3•2,6=3,64-0,78= 2,86
7) 1000х+0, 01у=1000•0, 2346+0, 01•26540=234, 6+265, 4=500
8) 453х-0, 1827у=453•0,1-0,1827•100=45, 3-18, 27=27, 03


/вроде так/