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30-09-2020
Mathematics

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What is the mistake made in this algebra problem?

What is the mistake made in this algebra problem class=

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Wallameg000 Wallameg000

30-09-2020

Answer:

C

Step-by-step explanation:

They subtracted 4x when combining like terms, but they should have added it because it is a positive number. Had the term been -4x that would have been correct. -2x+4x should be 2x instead of -6x.

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