Matematika

Pertanyaan

jabarkan dan sederhanakanlah 5x-6y+8z+(7x-9z)-(2y+9z-10) pakai jalan

2 Jawaban

  • 5x + 7x - 6y - 2y + 8z - 9z - 9z - 10
    = 12x - 8y - 10z - 10
  • 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 +8z -18z +10
    = 12x -8y -10z + 10
    Semoga membantu : )

Pertanyaan Lainnya