解方程.6x+3/2x=9 2x-3/4x=9 x-7/1x=12 3/1x+4/1x=364 2(x-6)+3/1x=9 5/2x+x=35
问题描述:
解方程.6x+3/2x=9 2x-3/4x=9 x-7/1x=12 3/1x+4/1x=364 2(x-6)+3/1x=9 5/2x+x=35
答
6x+3/2x=9
去分母:12x+3x=18
合并同类项:15x=18
x=18/15