80x+120=60x+360即80x-60x=360-120即20x=240即x=12
80x+120=60x+360解:80x-60x=360-12020x=240x=12
你好!下面解方程供你参考:80x+120=60x+360解:80x—60x=360—12020x=240x=240÷20x=12
解:80x-60x=360-12020x=240x=240÷20x=12
80x-60x=360-12020x=240ⅹ=12