penjumlahan 1- (4y + 7) + (5y - 4) 2- (-7x + 5) + (4x + 2)
Matematika
cinta355
Pertanyaan
penjumlahan
1- (4y + 7) + (5y - 4)
2- (-7x + 5) + (4x + 2)
1- (4y + 7) + (5y - 4)
2- (-7x + 5) + (4x + 2)
1 Jawaban
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1. Jawaban diyahsulis
1. (4y + 7) + (5y - 4)
4y + 7 + 5y - 4
=9y+3
2. (-7x + 5) + (4x + 2)
-7x + 5 + 4x + 2
= -3x + 7
maaf kalau salah iya