Помогите решить г, д, е
Г) 0,7x-0,8x=3,46+1,82 -0,1x=5,28 x=5,28:(-0,1) x=-52,8 ============ 2 1/3x-1 2/3x=2 1/3-1 1/2 2/3x=5/6 x=5/6*3/2 x=5/4 x=1 1/4 ============= -1 3/5y+3y=4 1/2-1/2 1 2/5y=4 y=4:1 2/5 y=4:7/5 y=4*5/7 y=20/7 y=2 6/7 ==============