1、4=0.28 5.8-x=3 1.6x-3=1.8 12-8x=0 x7=0.1 4.5-3x=1.5 1.2x0.7=5.5 18x-12=78 7x-1.1=2.46x-3=9 2.7x2=7.4 3.7x=6 x9.2=10.7 7x=63x-2.65=3.35 5x=2.5 x5.4=9.6 x-9=11 x-6.2=43x=2.1 0.7x=4.2 x8=15 x-12=20 x15=603x2=20 5.8-x=3 4x=6 2.5x=50 12-8x=0 X7=0.1 x20=60 0.5x= 10 3x=42 9.2-x=7.45-x=2.6 9x=8.1 50x=25 x-3
2、0=80 3.5x=76x=36 4x=3.2 x75=2 x1.4=2.2 7.5x=2.5x-4.6=5.7 1.8x=3.6 x0.6=0.4 9.8x=1.4 4.5-x=3 x1.9=2.6 13+x=246+2x=6.4 15-3x=12 2.5x-12=13 9x=7213+x=33 2x=80 1.8x=54 6,7x=679x+x=10 x-8.5=8.5 x1.2=25 2.5x+4.8=17.34.5x+1.8=27.45 8.7+x=9.4 x80=50 1.2x=0.40.6=1.5 625x=5 1010x=10 x+10=1000101x=202 3.6x=25.
3、2 100-x=79 675x=30900x=45 810-x=90 x+160=480 x1.8=0.5903x=3 25x=1600 80x=960 300x=3x=0.39 x0.7=0.7 903x=30 510-x=20011=11 6.4x=32 240-x=40 x6.5=10150-x=10 78-x=49 780x=30 x11=55102+x=305 606x=6 x-69=85 10-x=8.499x=33 x4=1.8 8.4x=0.7 66x=375x=150 99+x=200 105x=630 x-780=87020x=0,2 x0.8=80 1080x=90 x1
4、2=700.8+x=9.6 1000-x=888 x0.5=70 x+13=237.1-2x=0.1 1.2x=0.4 12x-7=29 3400-2x=2705x-3x=1 x+6.7=8.2 78x=234 0.9x=0.3x-80=240 x0.6=0.7 81x=90 x+217=365700-x=234 99+x=100 0.02x=8 x0.9=0.70.04+x=0.12 x0.5=0.5 432x=40 x0.3=1.70.06x=36 987x=3 1.8+x=4.6 x+0.89=17.7x=0.7 9.8-x=8.9 687x=3 12x=2418+x=29 1.2x=0
5、.4 70-x=30 x1.3=1099+x=101 6.3x=0.9 2.4x=0.08 0.7x=6301.5+x=9 x-7.72=0.08 x0.9=0.5 172-x=10890x=45 100x=0.1 32x=0.8 6.3x=0.7300x=90 66x=0.3 93x=0.03 150+x=3504=0.6 73+x=100 x0.9=1.5 160x=9600.17x=5 7.6x=19 x9=0.6 3x+30=1203.5-5x=2 9x+2x=0.66 6x+5=14 1-10x=0.1 7x=3.5 205x=80 8X=1 24-3X=34X3=2.4 1.6X-
6、3=1.8 X7=0.1 1.2X+0.7=5.57=0.7 X+0=21 7X8=7 5X=80 20+5X=50 18X=2 X-56=24 5.8-X=312-8X=0 4.5-X=1.5 4.7-2.3X=0.1 4.2+5X=5.25.6-2X=1.2 26-3X=5 16+4X=84 X+35=91410X=82 4X-4=12 11X-7=26 9+X=5420-X=7 6X5=6 X-43=150 6+3X=93X+4=40 X+3.75=8.42 9.46-X=7.28 6X=9020+X=100 X4.5=1.2 12X4=3 4X-0.8=18X=120 30.6-X=1
7、8.7 12+2X=24 4X-10=23X-72=6 7.8X=1.3 3X=57 X1.2=0.47X=9.1 10+5X=20 X+20=60 0.5+X=1.43X=42 9.2-X=7.4 72+X=12 0.68X=1.7X=0.99 9090-X=888 X-7.71=0.03 X0.03=0.2X=0.6 0.8+X=0.9 100X=0.01 9X=0.96.3X=0.7 3000-X=666 X-99=808 93X=2144X=12 25X=600 626X=5 X125=81000X=125 0.17X=5.1 111X=3 0.2X=2010=0.6 2.4X=4.8
8、 9.6X=9.6 X7.8=7.88.7+X=9.4 4X=240 6X+4=22 7X-4X=365（X-3）=55 3X-1.4=22.6 X-0.48=7.28 4（X+3.2）=40.834+9X=79 14.5X+2.5X=51 （X-9）7=6 2.5X=1.4X-3.5=5.7 5X+8X=169 40-3X=16 3X+48=81 0.5X=7.5 3X+7=56.2 1.8X+2.61=6.75 30-X=12 X=0.7 X-1.8=10.2 X+1.5=7 4X=20 2=8.7 4.23X=14.1 2.5X+4.8=17.3 4.5X+1.8=27.45 180+20X=540 6.4X+1.4=33.4 2.8X-3.12=39.02 8.3-0.6X=0.5 8X-12=36 4X-40=240 240-4X=40 7.1-2X=0.1 12X-7=29 3400-2X=2700 5X-3X=1 5.8X-4.5X=7.8 X-3.50.8=7.2 9X+2X=0.66 4（2.5+X）=24 3.5-5X=2 3X+30=120 2.8X-0.5=0.98.3-0.6X=0.5 180+20X=540 6.4X+1.4=33.44X-40=240 3X+30=120 4（2.5+X）=24 X-3.50.8=725.8X-4.5X=7.8
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