SOLUTION: Factor by grouping: 3cd � 6cy + 2xd � 4xy which one of these is it? 1. (3c + 2x)(d + 2y) 2.(d � y)(3c + 4x) 3. (3c + 2x)(d � 2y) 4.prime

Question 149876: Factor by grouping:
3cd � 6cy + 2xd � 4xy
which one of these is it?
1. (3c + 2x)(d + 2y)
2.(d � y)(3c + 4x)
3. (3c + 2x)(d � 2y)
4.prime

Answer by nerdybill(7384) (Show Source): You can put this solution on YOUR website!
3cd � 6cy + 2xd � 4xy
Start by grouping the terms (that have similar factors):
[3cd � 6cy] + [2xd � 4xy]
factoring terms inside the brackets:
3c[d � 2y] + 2x[d � 2y]
finally, pulling out the (d-2y):
(d-2y)(3c+2x)
.
Your choice would be: 3
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