The independent variable represents the number of years that Daniel has worked.
The dependent variable is the total salary of Daniel. This is because it depends on the number of years worked.
M(5) is $80,000.
The independent variable is that is given. The dependent variable is the variable that is being determined. It is usually affected by the independent variable.
M(5) = $60,000 + (4000 X 5) = $80,000
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