edolieyu2 edolieyu2 19-06-2017 Mathematics contestada 3 1/8 ÷(x−4 7/28 )= 17/18 +1 5/6 0.5(x−12)+0.2(x+7)=0.3x+3.4 1÷2 7/9 =x+4 2/5 x
