一元一次方程:x-100/50-2=x-100/60+5 x/120-x/130=2 6x+x-1/5+1=100 2x-1/3-10x+1/12=2x+1/4-1

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一元一次方程:x-100/50-2=x-100/60+5 x/120-x/130=2 6x+x-1/5+1=100 2x-1/3-10x+1/12=2x+1/4-1

一元一次方程:x-100/50-2=x-100/60+5 x/120-x/130=2 6x+x-1/5+1=100 2x-1/3-10x+1/12=2x+1/4-1
一元一次方程:x-100/50-2=x-100/60+5 x/120-x/130=2 6x+x-1/5+1=100 2x-1/3-10x+1/12=2x+1/4-1

一元一次方程:x-100/50-2=x-100/60+5 x/120-x/130=2 6x+x-1/5+1=100 2x-1/3-10x+1/12=2x+1/4-1
x-100/50-2=x-100/60+5 X=1300
x/120-x/130=2 X=3120
6x+x-1/5+1=100 X=14.1
2x-1/3-10x+1/12=2x+1/4-1 X=1/24