:a) (6 целых 3/14-x)* 2целых 1/3= 9целых 5/6 b) - вопрос №77597986314213956783451678512 от chizhikovilya 13.02.2020 13:36

Question

Математика: :a) (6 целых 3/14-x)* 2целых 1/3= 9целых 5/6 b) 7/8: (3/4x-5/16)=7/8 c) (5/12 - 1/2x): 1/2=2/3

chizhikovilya · Answer

6 3/14-x=9 5/6:2 1/3=59/6*3/76 3/14-x=59/14x=6 3/14-4 3/14x=23/4x-5/16=7/8:7/83/4x-5/16=13/4x=1+5/163/4x=1 5/16x=1 5/16:3/4=21/16*4/3x=7/4=1,755/12-1/2x=2/3*1/25/12-1/2x=1/31/2x=5/12-1/3=5/12-4/121/2x=1/12x=1/12:1/2=1/12*2/1x=1/6...