jlroy1971
jlroy1971
14.04.2020 • 
Mathematics

Tyler is simplifying the expression 6 - 2x + 5 + 4x. Here is his work.

A 6 - 2x + 5 + 4x

B (6-2)x + (5+4)x

C 4x + 9x

D 13x

Tyler's work is incorrect. On which line did he make his mistake?

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