Tentukan penyelesaian setiap persamaan berikut! 3(1 – q) + 4(q – 5) = -5

3 – 3q + 4q – 20 = -5
-3q + 4q = – 5 – 3 + 20
q = 12

3(1-q) + 4(q-5) = -5
3-3q + 4q-20 = -5
3-20-3q+4q = -5
-17+q = -5
q = -5 +17
q = 12