Question

Tentukan penyelesaian persamaan berikut! (PAKAI CARANYA YA)

1. 3t + 4 = 2 (t + 11)
2. 2y = 3 (5 - y)
3. 10(p - 6) = -5p

Answer 1

1. 3t+4 = 2(t+11) 3t+4 = 2t+22 3t-2t = 22-4 T = 18 2. 2y = 3(5-y) 2y = 15-3y 2y+3y = 15 5y = 15 Y = 15 : 5 Y = 3 3. 10(p-6) = -5p 10p-60 = -5p 10p+5p = 60 15p = 60 P = 60:15 P = 4