Question

2
$2x - 7x - 39$
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Answer 1

use the sum - product pattern

$2x {}^{2} - 7x - 39$

$2x {}^{2} + 6x - 13x - 39$

common factors the two pairs

$2x(x + 3) - 13(x + 3)$

rewrite in factored form

$(2x - 13)(x + 3)$

this is your answer