4x-0.5x=0.7(解方程)
问题描述:
4x-0.5x=0.7(解方程)
答
4x-0.5x=0.7
3.5x=0.7
x=0.7÷3.5
x=0.2
4x-0.5x=0.7(解方程)
4x-0.5x=0.7
3.5x=0.7
x=0.7÷3.5
x=0.2