Soal bukan Quis bantu puh !
jan ngsal puh !
1. 8(2m - 5) =
2. -3(2t + 4t) =
3. -x + 5 x + 7 x
4. 4 x + 7 + 5 x + 8
5. -3a + 5 + 9a - 2 =
jan ngsal puh !
1. 8(2m - 5) =
2. -3(2t + 4t) =
3. -x + 5 x + 7 x
4. 4 x + 7 + 5 x + 8
5. -3a + 5 + 9a - 2 =
Jawaban:
1. 16m - 40
2. -18t
3. 11x
4. 9x + 15
5. 6a + 3
Verified answer
Penjelasan dengan langkah-langkah:
1)
= 8(2m - 5)
= (8·2m)(8·(-5))
= 16m - 40
2)
= -3(2t + 4t)
= (-3·2t)(-3·4t)
= -6t - 12t
= -18t
3)
= -x + 5x + 7x
= (-1 + 5 + 7)x
= 11x
4)
= 4x + 7 + 5x + 8
= 4x + 5x + 7 + 8
= 9x + 15
5)
= -3a + 5 + 9a - 2
= -3a + 9a + 5 - 2
= 6a + 3