Wednesday

October 22, 2014

October 22, 2014

Posted by **Chitra** on Friday, November 27, 2009 at 8:45pm.

weighing 2 grams each and 3 weighing x grams

each. The scale is balanced if 5 coins weighing

x grams each are placed on the other side of

the scale.

How much does each of the unknown coins

weigh?

Answer in units of gram

- Geometry -
**the helper**, Saturday, November 28, 2009 at 2:37pm3 grams. If you make the equation

3(2)+3x=5x

then simplify to

6+3x=5x

Then move

6=5x-3x

then simplify

6=2x

then answer

6/2=3

x=3

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