THIS IS BIG POINTT!!

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THIS IS BIG POINTT!!

THIS IS BIG POINTT!!

Penjelasan dengan langkah-langkah:

Nomor 1

A.) (12m+3+n)+(3n+2m) = (12m+2m)+(n+3n)+3

= 14m + 4n + 3

B.) 7a + 5b + 2a + 10 = (7a+2a)+5b+10 = 9a+5b+10

C.) 5x – 3y – 6 – 2 – 4y = 5x – 3y – 4y – 6 – 2

=5x – 7y – 8

Nomor 2

2x (6x+3-4x) = 2x (2x+3) = 4x² + 6x

Nomor 3

Di foto

Semoga membantu

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