solve the equation. . . .?

2009-05-07 3:00 pm

5 (x+0.8) = 16

回答 (11)

2009-05-07 3:09 pm

✔ 最佳答案

5x+4=16
5x=12
x=2.4

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2009-05-07 10:02 pm

5 (x+0.8) = 16

5x + 4 = 16

5x = 16 - 4

5x = 12

x = 12/5

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2009-05-07 10:16 pm

5(x + 0.8) = 16
5*x + 5*0.8 = 16
5x + 4 = 16
5x = 16 - 4
x = 12/5 (2.4)

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2009-05-07 10:08 pm

5(x + 0.8) = 16
5x + 4 = 16
5x = 16 - 4
5x = 12
x = 12/5 or 2.4

Done

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2009-05-07 10:05 pm

5 times X = 5x
5 times 0.8 = 4

5x + 4 = 16

5x= 12

x = 2.4

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2009-05-07 10:05 pm

5x+4=16
5x=12
x=12/5=2.4

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2009-05-07 10:03 pm

5x+4=16
5x=16-4
5x=12
x=12/5
x=2.4

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2009-05-07 10:03 pm

divide by 5. x+.8=16/5
subtract 8 x=12/5

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2009-05-07 10:03 pm

First, divide by 5
(x + 0.8) = 3.2

Next, subtract 0.8
x = 4

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2009-05-07 10:03 pm

(x+0.8)=16/5=3.2
x+0.8=3.2
x=3.2-0.8
x=2.4

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