文档介绍：1
解方程并验算
2x+8=16 x÷5=10 x+7x=8 9x-3x=6 6x-8=4 199=11 79x+147=215 79x+199=116 137x+43=111
179x+247=59 127x+195=7 74x+142=210 22x+90=158 226x+38=106 174x+242=54
122x+190=2 70x+138=206 71x+191=107 128x+34=102 170x+238=50 118x+186=254
66x+134=202 14x+82=150 218x+30=98 166x+234=46 163x+24=190 198x+78=93
57x+172=78 146x+214=26 94x+162=230 42x+110=178 42x+162=79 100x+6=74
142x+210=22 90x+158=226 38x+106=174 242x+54=122 239x+100=10 17x+153=169
4
133x+248=154 221x+33=101 222x+86=2 23x+185=253 65x+133=201 13x+81=149
217x+29=97 218x+82=254 19x+181=249 61x+129=197 9x+77=145 6x+123=33
41x+177=193 156x+15=177 245x+57=125 245x+110=26 47x+209=21 89x+157=225
37x+105=173 37x+157=74 95x+1=69 137x+205=17 134x+251=161 169x+48=64
28x+143=49 169x+33=206 227x+133=201 13x+81=149 217x+29=97 214x+74=240
248x+128=144 107x+222=128 249x+113=29 50x+212=24 145x+9=181 202x+108=176
244x+56=124 241x+102=12 20x+156=172 135x+250=156 20x+141=57 78x+240=52
120x+188=25