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06-04-2019
Mathematics

contestada

Which expression is equivalent to (x2 − 8) − (−2x2 + 4)?

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sltobin919 sltobin919

06-04-2019

Answer: 6(x-2)

Step-by-step explanation:

(x·2-8)-(2x·2+4)

(2(x-4))+2x·2-4

2(x-4)+2x·2-4

2(x-4)+4x-4

2(x-4+2x-2)

2(3x-4-2)

2(3x-6)

2·3(x-2)

6(x-2)

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shadoethegreywarden shadoethegreywarden

10-11-2020

Answer:

3x^2-12

Step-by-step explanation:

Just took it on USATestPrep, if that's where the question came from! ;)

Answer Link

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