(16a-12b+4)+(5a-9b+25)

Question

Matematika Diposting : 2017-07-12 Diupdate : 2022-05-25 salsabillacanti4899

Pertanyaan

Answer 1

(16a - 12b + 4) + (5a - 9b + 25)
= 16a - 12b + 4 + 5a - 9b + 25
= 16a + 5a - 12b - 9b + 4 + 25
= 21a - 21b + 29

Answer 2

(16a - 12b + 4) + (5a - 9b + 25)
= 16a - 12b + 4 + 5a - 9b + 25
= 16a + 5a - 12b - 9b + 4 + 25
= 21a - 21b + 29