1coconutpeach1
1coconutpeach1 1coconutpeach1
  • 10-03-2022
  • Mathematics
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im stuck in this exercise ​

im stuck in this exercise class=

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Аноним Аноним
  • 10-03-2022

[tex]9m+2 \\ -(3m+8) \\ - - - - - \\ 6m - 6 \\ - - - - - [/tex]

Solution :-

[tex]9m + 2 - (3m + 8) \\ 9m + 2 - 3m - 8 \\ m(9 - 3) + (2 - 8) \\ 6m - 6[/tex]

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cloudydayss cloudydayss
  • 10-03-2022

Answer:

6m - 6

Step-by-step explanation:

9m + 2 - (3m + 8) = 9m + 2 -3m -8

= 9m - 3m + 2 - 8

= 6m - 6

when you open the brackets, -(+3m) = -3m because when a positive sign times a negative sign, you get a negative sign. so, same thing for -(+8) = -8

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