Baca tanpa iklan
(6) (3/5x - 2/3) + (2/5x + 1/3)
Kunci Jawaban:
(1)= (5x - 4) + (3x - 6)
= 5x + 3x - 4 - 6
= 8x - 10
(2) = (2x + 9) + (4x - 3)
= 2x + 4x + 9 - 3
= 6x + 6
BERITA REKOMENDASI
(3)= (3a + 5) + (-2a + 8)
= 3a - 2a + 5 + 8
= a + 13
(4) = (-7a - 1) + (a + 4)
= -7a + a - 1 + 4
= -6a + 3