怒解方程100道
20x-50=50 28+6x=88 32-22x=10 3x+5x=48
24-3x=3
(0.5+x)+x=9.8÷2
14x-8x=12 30÷x+25=85
0.273÷x=0.35
99x=100-x 12x-8x=4.8 56-2x=20 1.4×8-2x=6 x=0.972
x+3=18 x-6=12 7.5 × 2x=15 4(x-5.6)=1.6 7(6.5+x)=87.5 12x=300-4x 6x-12.8×3=0.06 15x=3 5x+34=3x+54 2(x+x+0.5)=9.8 - 1 -
1.8 7x-27=13-3x 7.4-(x-2.1)=6 x+(3-0.5)=12
5(x+3)=35 x+3.7x+2=16.1 14x+3x-1.2x=158
x-13.4+5.2=1.57 0.3÷0.15+25x=12
7x+3×1.4x=0.2x56
x-6=12
3x+6=18
5x+2x=1.4+0.07 14x÷3=6.3×4 5×(3-2x)=2.4x5 56-2x=20 4y+2=6 16+8x=40 2x-8=8
- 2 -
7x+3×1.4x=0.2x56 4x+2(5-x)=32 2x+4(35-x)=94 x+32=76 4x-3×9=29
8x-3x=105 x-6×5=42 x+5=7 2x+3=10
x-0.8x=6 12x+8x=4.8 7(x-2)=49 4×8+2x=36
(x-2)÷3=7
3x-8=16
5×3-x=8
(0.5+x)+x=9.8÷2
3200=450+5x+x
x÷5+9=21 3x+9=27 40-8x=5 25000+x=6x 12x=300-4x
(200-x)÷5=30 5.3+7x=7.4 x÷5=215 3x+9=27 x÷0.756=90 - 3 -
48-27+5x=31 3x÷5=4.8 x+25=100 0.273÷x=0.35 12x-8x=4.8
7x+5.3=7.4 x÷0.756=90 7.5*2x=15 3x÷5=4.8
1.2x=81.6 1.4×8-2x=6 48-27+5x=31 x-0.7x=3.6
6x-12.8×3=0.06
(200-x)÷5=30
3x-8=16 3×(x-4)=46
12 x +8 x =40
x-0.2 x =32
x+2x+18=78 15x=3 6x-3x=18 (8+ x) ÷5=15 12 x+x= 26 1.3 x + x =26
x+8.3=10.7 410-3x=170 7(6.5+x)=87.5 (x+5) ÷3=16 x+ 0.5 x =6 3 x +5 x =48 - 4 -
3(x+0.5)=21 (200-x)÷5=30 4(x-5.6)=1.6 15÷(x+ 0.5)=1.5 28+6 x =88 14 x -8 x =12
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