Question

please solve this.
please solve quickly






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Answer 1

Answer:

7m+4-(2m-4)

7m+4-2m+16

5m+20

5(m+4)

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Answer 2

Answer:

$5m + 8$

Step-by-step explanation:

$(7m + 4) - (2m - 4) \\ 7m + 4 - 2m + 4 \\ 7m - 2m + 4 + 4 \\ 5m + 8$