Question

解方程X－6÷9/2=1/2 计算下面各题3/4÷5/3+3/4×2/5 52×1/9+47÷9+1/9

Answer 1

1.x-4/3=1/2

x=11/6

2.3/4*3/5+3/4×2/5

=9/20+6/20

=3/4

3.52×1/9+47÷9+1/9

=（52+47+1）/9

=100/9