x-1.2*5=0.25x-5.625
问题描述:
x-1.2*5=0.25x-5.625
具体怎么解?
答
x-1.2*5=0.25x-5.625
x-7.5=0.25x-5.625
x-0.25x=7.5-5.625
0.75x=1.875
x=1.875/0.75
x=2.5