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31-05-2016
Mathematics

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Simplify the following expression:

7x − 4y + 5z − 2x − 10y + z

5x − 14y + 6z
9x − 14y + 6z
5x − 6y + 6z
9x − 6y + 6z

Respuesta :

02-06-2016

If you would like to simplify 7x − 4y + 5z − 2x − 10y + z, you can do this using the following steps:

7x − 4y + 5z − 2x − 10y + z = 7x - 2x - 4y - 10y + 5z + z = 5x - 14y + 6z

The correct result would be 5x - 14y + 6z.

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