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👨🏻‍🏫 學術台數學

用戶23212

2007-02-23 12:09 am

8x+8+8-14+90-88+8-10=62

x=?

回答 (5)

LeonaCHoco

2007-02-23 12:12 am

✔ 最佳答案

8x+8+8-14+90-88+8-10=62

8x+2=62

8x=60

x=7.5

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Oiwa`

2007-02-27 6:28 pm

8x+8+8-14+90-88+8-10=62

x=7.5

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chaupinghei2005

2007-02-23 3:22 am

8x+8+8-14+90-88+8-10=62
8x+16-12+90-88+8-10=62
8x+2+90-88+8-10=62
8x+92-88+8-10=62
8x+4+8-10=62
8x+12-10=62
8x+2=62
8x=62-2
x=60/8
x=7.5//

參考: 我自己

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^_^

2007-02-23 2:05 am

1. 62+10=72
2. 72-8=64
3. 64+88=152
4. 152-90=62
5. 62+14=76
6. 76-8=68
7. 68-8=60
8. 60÷8=7.5

x=7.5

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Jing

2007-02-23 12:13 am

8x + 2 = 62
8x = 60
x = 15 / 2

參考: ME

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