Pre-Algebra Examples

$4 y - 12 + x y - 3 x$

Step 1

Factor out the greatest common factor from each group.

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Step 1.1

Group the first two terms and the last two terms.

$(4 y - 12) + x y - 3 x$

Step 1.2

Factor out the greatest common factor (GCF) from each group.

$4 (y - 3) + x (y - 3)$

Step 2

Factor the polynomial by factoring out the greatest common factor, $y - 3$ .

$(y - 3) (4 + x)$