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Gennadij [26K]
3 years ago
7

Factor the polynomial x(3x+5)-4(3x+5)

Mathematics
2 answers:
mojhsa [17]3 years ago
4 0

Answer:

(3x+5)(x-4)

Step-by-step explanation:

First, we must distribute this:

x(3x+5)-4(3x+5)\\3x^2+5x-12x-20\\3x^2-7x-20

Now, we must factor:

3x^2-7x-20\\(3x+5)(x-4)

padilas [110]3 years ago
3 0
<span>x(3x+5)-4(3x+5)
3x^2+5x-12x+20
3x^2-7x+20</span>
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