用递等式计算

问题描述:

用递等式计算
14÷[2-(3分之2-4分之3)]
0.37×1.72+3.7×0.828

=14/(2+1/12)
=14/(25/12)
=168/25
=0.37*1.72+0.37*8.28
=0.37*(1.72+8.28)
=0.37*10
=3.75分之4:x=15分之14:8分之7.
大神救救我。14/15x=7/10
x=3/4