5x-6y+8z+(7x-9z)-(2y+9z-10)=
Matematika
Nayaaanaya
Pertanyaan
5x-6y+8z+(7x-9z)-(2y+9z-10)=
2 Jawaban
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1. Jawaban Anonyme
Bab Aljabar
Matematika SMP Kelas VII
5x - 6y + 8z + (7x - 9z) - (2y + 9z - 10)
= 5x - 6y + 8z + 7x - 9z - 2y - 9z + 10
= 5x + 7x - 6y - 2y + 8z - 9z - 9z + 10
= 12x - 8y - 10z + 10 -