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September 22, 2014

September 22, 2014

Posted by **Karen** on Friday, August 31, 2007 at 10:15pm.

3x + 4y = 12

these are the numbers

( ,3) ( ,3/4) ( ,0) and (8/3, )

need to fill in the missing numbers

- Algebra -
**DrBob222**, Friday, August 31, 2007 at 10:31pm#3 ( ,0).

3x + 4y = 12. The problem is asking for the x value when y is .

3x + 4*0 = 12

3x + 0 = 12

3x = 12

x = 4

The others are done the same way. Fractions make it a little more difficult but generally the fraction can be modified by multiplying the equation through by the denominator.

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