Penjelasan dengan langkah-langkah:

1. -8(2x-y+3z) = -16x+8y-24z

2. 3(x-2)+6(7x-1) = 3x-6+42x-6

= 3x+42x-6-6 = 45x-12

3. 3xy:2y = 3/2 x = 1½ x

4. 6a³b²/3a²b = 6ab/3

= 2a

5. (3x+5)² = (3x)²+(5)²

= 9x²+25

Maaf kalo kurang tepat