What is the solution for the eqaution 3x+6=12.?

2009-03-07 11:48 am

need this back immediately.

回答 (10)

2009-03-07 12:04 pm

✔ 最佳答案

3x+6=12
3x=12 - 6=6
x=6/3=2

x=2

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2009-03-07 7:57 pm

3x + 6 = 12 divide each item by 3
x + 2 = 4
x = 4 - 2
x = 2

Answer: x = 2

Checking:
3(2) + 6 = 12
6 + 6 = 12
12 = 12

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2009-03-11 2:53 am

x = 2

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2009-03-07 9:08 pm

3x + 6 = 12
3x = 6
x = 2.

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2009-03-07 9:02 pm

x is equal 2

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2009-03-07 8:15 pm

x = 2

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2009-03-07 8:14 pm

First, 3x=12-6,
3x=6,
x=6/3=2.

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2009-03-07 7:52 pm

Subtract 6 from both sides. That gets the 3x by itself.
3x = 6

Now to get rid of the 3, divide both sides by 3.
x = 6/3, which is 2.

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2009-03-07 7:51 pm

3x+6 = 12
3x = 6
x=2

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2009-03-07 7:56 pm

3x=12-6
3x=6
x=6/2
x=3
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do ur homework urself!!!!!!!!!!!!!!!!!!!!!!!!!!

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