答案解析

查看更多优质解析解答一举报X-2/7X=3/470%X + 20%X = 3.

625% + 10X =4/5X - 15%X = 68X+3/8 X=1215X-3×5/21 =5/116X+5 =13.

4X÷(6/35) =(26/45) ×(13/25)2(x-0.

6)=4(0.

5+x)+x=9.

8÷22(X+X+0.

5)=9.

825000+x=6x3200=450+5X+XX-0.

8X=612x-8x=4.

87.

5*2X=151.

2x=81.

6x+5.

6=9.

452-x =1591÷x =1.

3X+8.

3=10.

715x =33x-8=167(x-2)=2x+33x+9=2718(x-2)=27012x=300-4x7x+5.

3=7.

43x÷5=4.

830÷x+25=851.

4×8-2x=66x-12.

8×3=0.

06410-3x=1703(x+0.

5)=210.

5x+8=436x-3x=18(200-x)÷5=30(x-140)÷70=40.

1(x+6)=3.

3×0.

44(x-5.

6)=1.

67(6.

5+x)=87.

5(27.

5-3.

5)÷x=4

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