The work of a student to solve a set of equations is shown below:
Equation 1: m=8+2n
Equation 2: 4m = 4+4n
Step 1: - 4 (m) = -4 (8+2n)
4m = 4 + 4n
Step 2: - 4m=-32-8n
4m = 4 + 4n
Step 3: - 4m+4m = - 32 - 8n + 4n
Step 4: 0 = - 32 - 4n
Step 5: n=-8
In which step did the student first make an error?
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