(x+48)÷(x-2)=3怎么算

问题描述:

(x+48)÷(x-2)=3怎么算

(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