精选版doc 解方程。 χ-3χ=6 6×551-1χ=1 1222 3χ+1=1 442 χ-4χ=12 7χ=11 χ×(3+2)=7 5816 5X-3×7=7105 4+1X=95210 (x-6)×56=25 6X+5 =13.4 X- 27 X=34 2X + 235 = 5 X+3X=121 5X-3×58=5217 X÷277=16 X+78X=34 . 4324 8x-14×3=454 3X=38 X×3=20×154 23X÷14=12 4X-6×23=2 精选版doc 123 ÷X= 3 X = 5510 X÷ 25 72 8 X = 916×16 516=26×13 4x-3 ×9 = 29 1x + 1x = 4 354525 310X-21×23=4 3138 )=12 6X+5 =13.4 5X=1519 23X÷14=12 X+37 X=18 25 X-133 X=10 821X=415 35X=2572 . 26 X×( 164χ-6=38 X÷45=1528 89X=16×1651 + 本文来源:https://www.wddqw.com/doc/2ec8668bbc23482fb4daa58da0116c175f0e1eb3.html