6(7x+16)=7(8x-2)
42x+96=56x-14
56x-42x=96+14
14x=110
x=55/7
5(x+8)=2(x-7)+5
5x+40=2x-14+5
5x-2x=-40-14+5
3x=-49
x=-49/3
请采纳,谢谢·
6(7x+16)=7(8x-2)
42x+96=56x-14
56x-42x=96+14
14x=110
x=110÷14
x=55/7
5(x+8)=2(x-7)+5
5x+40=2x-14+5
5x-2x=-14+5-40
3x=-49
x=-49/3
不懂可追问,有帮助请采纳,谢谢!
6(7x+16)=7(8x-2)
7(8x-2)=6(7x+16)
56X-14=42X+96
56X-42X-14=42X-42X+96
14X-14=96两边同加14得
14X=110
X=55/7
如果是中学的,利用移项更好做
42X+96=56X-14
42X-56X=-96-14
-14X=-110
X=55/7