Answer:
(2x-1)(x+3)
Step-by-step explanation:
2x(x+3)-1(x+3)
(x + 1) (2 x + 3)
Write the middle term as + 5 x = 2 x + 3 x
And factor by grouping:
2 x^2 + 2 x + 3 x - 3
2 x (x + 1) + 3 (x + 1)
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