一、解方程专题
7+=19 X+120=176 58+X=90 X+150=290
79.4+X=95.5
4.4X=444
X-6=19
X-77=275
2X+55=129 X × 4.5=90 X-3.3=8.9 X-77=144 7 X=63 X × 5=100 X-25.8=95.4 X ÷7=9 X× 9=4.5 6.2X=124 X-54.3=100 X÷4.4=10 X÷78=10.5 X÷2.5=100 X÷3=33.3 X÷2.2=8
9-X=4.5
77-X=21.9
9÷X=0.03
3×(X-4)=46
73.2-X=52.5 99-X=61.9 7÷X=0.001 (8+X)÷5=15 87-X=22 3.3÷X=0.3 56÷X=5 (X+5) ÷3=16 66-X=32.3 8.8÷X=4.4 39÷X=3 15÷(X+0.5)=1.5 12X+8X=40 12X-8X=40 12X+X=26 X+ 0.5X=6
X-0.2X=32
6×5+2X=44
24-3X=3
X-6=12
1.3X+X=26 20X-50=50 (5+1)=60 56-2X=20 3X+5X=48 28+6X=88 99X=100-X 4X+2=6 32-22X=10 X+3=18 X+32=76 14X-8X=12 10X× 3X+6=18 16+8X=40 2X-8=8 4X-3×9=29
8X-3X=105
X-0.8X=6
(X-2)÷3=7
3X-8=16
X-6×5=42 12X+8X=4.8 X÷5+9=21 3X+9=27 X+5=7 7(X-2)=49 (200-X)÷5=30 5.3+7X=7.4 2X+3=10 4×8+2X=36 48-27+5X=31 3X÷5=4.8