The work of a student trying to solve the equation 4 (2x - 1) = 11 + 3x + 5 is shown below: Step 1: 4 (2x - 1) = 11 + 3x + 5 Step 2: 8x - 4 = 16 + 3x Step 3: 8x + 3x = 16 - 4 Step 4: 11x = 24 Step 5: x = 2.18 In which step did the student first make an error and what is the correct step?
a. Step 2: 8x - 1 = 16 + 3x
b. Step 2: 8x - 8 = 6 + 3x
c. Step 3: 8x - 3x = 16 + 4
d. Step 3: 8x + 3x = 16 - 8
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