解方程:2m(3m减5)加3m(1减2m)等于14

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解方程:2m(3m减5)加3m(1减2m)等于14

解方程:2m(3m减5)加3m(1减2m)等于14
解方程:2m(3m减5)加3m(1减2m)等于14

解方程:2m(3m减5)加3m(1减2m)等于14
2m(3m减5)加3m(1减2m)等于14
6m²-10m+3m-6m²=14
-7m=14
m= -2