Question 2 Solve the equation \( y=m x+b \) for \( b \). Write your answer as an equation.

Step 1 ：Step 1: Isolate b in the equation \( y = mx + b \)

Step 2 ：Step 2: Subtract \(mx\) from both sides

Step 3 ：Step 3: \(b = y - mx\)