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KengaRu [80]
3 years ago
10

How to factor this polynomial? And solve

Mathematics
1 answer:
Lubov Fominskaja [6]3 years ago
7 0
12x^3 - 14x^2 - 6x

GCF is 2x:-

= 2x(6x^2 - 7x - 3)

= 2x [ 6x^2 + 2x - 9x - 3]

=  2x [2x(3x + 1) - 3(3x + 1)]

= 2x(2x - 3)(3x + 1)  Answer
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Answer:

the cat weighs 21 pounds.

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Step-by-step explanation:

dog = 3x-20 = x + 22

cat = x

3x-20 = x+22

3x = x+42 (add 20 to both sides)

2x = 42 (subtract x from both sides)

x = 21

4 0
3 years ago
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3 years ago
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4 years ago
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8 0
3 years ago
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