用方程解.1.6.93比x的8倍多2.61.
问题描述:
用方程解.1.6.93比x的8倍多2.61.
答
6.93-8x=2.61
8x=6.93-2.61
8x=4.32
x=4.32÷8
x=0.54是1.8倍6.93-1.8x=2.61
1.8x=6.93-2.61
1.8x=4.32
x=4.32÷1.8
x=2.4