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February 1, 2015

February 1, 2015

Posted by **melissa** on Monday, June 20, 2011 at 12:40pm.

- maths -
**Henry**, Monday, June 20, 2011 at 5:47pm4XY - 5 + 5X -V 4Y.

Form 2 factorable pairs by grouping:

(4XY - 4Y) + (5X - 5),

Factor each binomial:

4Y(X - 1) + 5(X - 1),

(X - 1)(4Y + 5).

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