what is the value of x. 5 (x- 20) = 3x + 8?

2008-11-20 7:23 am

plz help

回答 (7)

2008-11-20 9:20 am

✔ 最佳答案

5x - 100 = 3x + 8

2x -108 = 0

x = 108/2

x = 54 ANS.,

參考: Dont Ask...

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2008-11-20 7:02 pm

5(x - 20) = 3x + 8
5*x - 5*20 = 3x + 8
5x - 100 = 3x + 8
5x - 3x = 100 + 8
2x = 108
x = 108/2
x = 54

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2008-11-20 6:20 pm

5x - 100 = 3x + 8
2x = 108
x = 54

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2008-11-20 3:39 pm

x=54

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2008-11-20 3:34 pm

54
coz dats wat day sed

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2008-11-20 3:28 pm

5(x-20)=3x+8
5x-100=3x+8
2x=108
x=54

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2008-11-20 3:28 pm

5(x -20) =3x +8
5x-100 -3x -8 =0
2x-108
2x=108
x=54

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