……………………………………………………………最新资料推荐………………………………………………… X-7.7=2.85 5X-3X=68 4X+10=5 320=45+6X X-0.6X=8 x+8.6=9.4 52-2x=15 13÷x =1.3 X+8.3=19.7 15x =30 3x+9=36 7(x-2)=7 3x+9=12 18(x-2)=27 12x=320+4x 5.37+x=7.47 15÷3x=5 ÷x=85 1.8+2x=6 3(x+5)=18 0.5x+9=40 1.5x+6=3x 5×3-x=8 40-8x=5 ÷5=21 48-20+5x=31 200-x÷5=30 70÷x =4 9.8-2x=3.8 5(x+5)=100 3(x+3)=50 30 420-3x=170 6x+3x=36 x x+2x+8=80 45.6- 3x =1.6 x+3x=70 本文来源:https://www.wddqw.com/doc/429869a1ab8271fe910ef12d2af90242a995ab0d.html