解方程。
9x﹣6x=7.2 19.76÷x=3.8 1.16+2.6x=12.86
（x﹣6）×50=125 22x+1.7×5=52.5 4x+（12﹣x）×2=44
解方程。
9x﹣6x=7.2 19.76÷x=3.8 1.16+2.6x=12.86
（x﹣6）×50=125 22x+1.7×5=52.5 4x+（12﹣x）×2=44
×
=
÷1.5=
× =
6﹣
﹣
=
÷ =
0÷5×
= 5﹣4÷5= 2×
÷2×
÷
÷
×
÷21
=
=
=
=
=
=
=
=
×3=
×4=
×2=
=
÷3=
÷4=
÷2=
÷2=
粤公网安备 44130202000953号