Factorize x2-xy-3x+3y.
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Answer:
Group the first two terms and the last two terms.
(
x
2
−
3
x
)
+
x
y
−
3
y
Factor out the greatest common factor (GCF) from each group.
x
(
x
−
3
)
+
y
(
x
−
3
)
Factor the polynomial by factoring out the greatest common factor,
x
−
3
.
(
x
−
3
)
(
x
+
y
)
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