2(x-6)+3分之1x=9

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2(x-6)+3分之1x=92(x-6)+3分之1x=92(x-6)+3分之1x=9邻边乘36(x-6)+x=276x-6*6+x=276x+x=27+6*67x=63x=63÷7x=92(x-6)+

2(x-6)+3分之1x=9
2(x-6)+3分之1x=9

2(x-6)+3分之1x=9
邻边乘3
6(x-6)+x=27
6x-6*6+x=27
6x+x=27+6*6
7x=63
x=63÷7
x=9

2(x-6)+3分之1x=9
2x-12+3分之1x=9
6x-72+x=27
7x=99
x=14.14