解方程,去括号,去分母 2(x-4)+2x=7-(x-1)
问题描述:
解方程,去括号,去分母 2(x-4)+2x=7-(x-1)
答
2(x-4)+2x=7-(x-1)
2x-8+2x=7-x+1
4x+x=8+8
5x=16
x=3.2
答
2(x-4)+2x=7-(x-1)
2X-8+2X=7-X+1
4X+X=8+8
5X=16
X=16/5
答
2(x-4)+2x=7-(x-1)
2x-8+2x=7-x+1
5x=16
x=16/5