(x+48)÷(x-2)=3怎么算
问题描述:
(x+48)÷(x-2)=3怎么算
答
(x+48)÷(x-2)=3等号两边乘以(x-2)
x+48 = 3×(x-2)
x+48 = 3x-6
2x=54
x=27