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Factorise 15x + 35y - 40 z
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Factorise 15x + 35y - 40 z

User Pankaj Teckchandani
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2 Answers

7 votes
15x + 35y - 40 z = 5 (3x + 7y -8z)

hope that helps
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User FileVoyager
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8.4k points
2 votes

For this case we have the following expression.


image

We must find a term of expression that is repeated in all terms.

We then have the number 5.

By doing common factor 5 in all the expression we have:


image

Answer:

The factored expression is given by:


5 (3x + 7y - 8z)

User Shariq Ansari
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7.9k points
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