2. 4g - 4 = 28
(add 4 on both sides) 4g = 32
(divide by 4 on both sides) g = 8
4. 0.5y - 1.1 = 4.9
(add 1.1 on both sides) 0.5y = 6
(subtract 0.5 on both sides) y = 5.5
6. 6t - 1/6 = 9
(add 1/6 on both sides) 6t = 9 1/6
(divide by 6 on both sides) t = 1.52777778
