In 2020, the minimum wage is $10.20. According to the problem, in 2021 the minimum wage is expected to be $10.20+$0.38=$10.58. Similarly, in 2022 the minimum wage will be $10.58+$0.38=$10.96.
Then, the equation that gives us the hourly minimum wage is
The equation is W=10.20+0.38*T