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3 votes
Mindi is Simplifying the expression 9 - 5x + 8 - 4x. Here is her work:

9 - 5x + 8 - 4x

9 - 9x +8

0 + 8

8



Mindi's work is incorrect. Explain the error she made.

2 Answers

6 votes
My answer is Same with that guy
User BugsArePeopleToo
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4.4k points
4 votes
Mindi should have added the 8 and 9 to make the expression 17-9x
User Jeffery Hicks
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