4x+2(2x‐3)=13‐3(x‐1) 0.3分之x‐0.02分之0.17‐0.2x=1
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![4x+2(2x‐3)=13‐3(x‐1) 0.3分之x‐0.02分之0.17‐0.2x=1](/uploads/image/z/1734948-36-8.jpg?t=4x%2B2%282x%E2%80%903%29%3D13%26%23173%3B%E2%80%903%28x%26%23173%3B%26%23173%3B%26%23173%3B%26%23173%3B%E2%80%901%29+0.3%E5%88%86%E4%B9%8Bx%E2%80%900.02%E5%88%86%E4%B9%8B0.17%E2%80%900.2x%3D1)
4x+2(2x‐3)=13‐3(x‐1) 0.3分之x‐0.02分之0.17‐0.2x=1
4x+2(2x‐3)=13‐3(x‐1) 0.3分之x‐0.02分之0.17‐0.2x=1
4x+2(2x‐3)=13‐3(x‐1) 0.3分之x‐0.02分之0.17‐0.2x=1
4x+2(2x-3)=13-3(x-1)
4x+4x-6=13-3x+3
8x-6=16-3x
11x=22
x=2
x/0.3-(0.17-0.2x)/0.02=1
同时乘以0.6,得
2x-30(0.17-0.2x)=0.6
2x-5.1+6x=0.6
8x=5.7
x=57/80
4x+4x-6=13-3x+3
4x+4x+3x=13+6+3
10x=22
x=5分之11