0.48x+12=48,解方程
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0.48x+12=48,解方程0.48x+12=48,解方程0.48x+12=48,解方程0.48x+12=480.48x=48-120.48x=36x=36/0.48x=750.48x+12=480
0.48x+12=48,解方程
0.48x+12=48,解方程
0.48x+12=48,解方程
0.48x+12=48
0.48x=48-12
0.48x=36
x=36/0.48
x=75
0.48x+12=48
0.48x=48-12
0.48x=36
x=36/0.48
x=75
0.48x+12=48
0.48x=36
x=75
0.48x=48-12 (交换律)
0.48x=36
x=36÷0.48
x=75
0.48x+12=48
0.48x=48-12
0.48x=36
x=36/0.48
x=75
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0.48x=48-12
0.48x=36
x=75
0.48x=36
x=75