7x-8=2x+27这道题怎么解啊?
问题描述:
7x-8=2x+27这道题怎么解啊?
答
7x-8=2x+27
7x-2x=27+8
5x=35
x=35/5
x=7
答
5x=35
x=7
答
7X-8=2X+27
5X=35
X=7
答
7
答
7x-8=2x+27
7x-2x=27+8
5x=35
x=7