1/5 q -2 = q-1 :2 tentukan persamaan linear satu variabel

1/5q - 2 = q - 1 ÷ 2
(=) 1/5q - 2 = q - 1/2
(=) 1/5q - 2 + 2 = q - 1/2 + 2
(=) 1/5q = q + 1,5
(=) 1/5q - q = q + 1,5 - q
(=) -4/5q = 1,5
(=) q = 1,5 ÷ (-4/5)
(=) q = 3/2 × (-5/4)
(=) q = -15/8
q = -1 7/8 (pecahan campuran)