(x-3)÷2=7.5 X-0.8X=6 9-2x=1 3X-7=26 122X+190=2 187X+255=67 (200-x)÷5=30 14X-8X=12 3(x+2.1)=10.5 X÷5+9=21 3.5×2= 4.2+x 54-X=24 7(x-2)=2x+3 73.2-X=52.5 1.4×8-2x=6 3.3÷X=0.3 6x+18=48 (X-2)÷3=7 170X+238=50 137X+43=111 22－14x=12 10-X=8 16.9÷X=0.3 6.75 -X=1.68 3(x+0.5)=21 7÷X=0.001 x÷5+9=21 89X-43X=9.2 3X+0.7=5 3(X-9)=33 17X+153=169 245X+57=125 (x-140)÷70=4 6×5+2X=44 (x-2)÷3=7 2X+16=19 14-6x=8 6X-6=0 1.8-6x＝54 24X+X=50 7.5*2X=15 X-77=144 30÷x+25=85 99-X=61.9 2x+16=19 7X+7=14 x+19.8=25.8 6X-7=12 7x+5.3=7.4 X-3.3=8.9 7(6.5+x)=87.5 3×(X-4)=46 6-2x=11 2X-8=4 3x-8=30 4÷5X=20 20-9x=1.2×6.25 20X-50=50 198X+78=93 131X+199=11 8-7x=1 15+6X=27 42X+110=178 218X+82=254 X-5.7=2.15 X-5÷6=7 26×1.5= 2x+10 7X=49 42x+25x=134 5.3+7X=7.4 7x-9=8 5X+8=19 x+9x=4+7 6X+6=12 3x-7=26 9X-3X=6 166X+234=46 74X+142=210 12x=300-4x 9-X=4.5 1.5x+18=3x (８+X)÷5=15 12x-8x=4.8 X-54.3=100 6x-3x=18 39÷X=3 4.2 x+2.5x＝134 X+25=100 3－5x＝80 (10 X-25)÷5=15 65X+133=201 37X+157=74 2x-97=34.2 3X-8=16 14X+82=150 179X+247=59 13.2x+9x=33.3 12X+8X=4.8 75.6÷ x=12.6 99X=100-X
