Given
Laura works out 3 week
She works out for a total of 120 minutos a week
Procedure
t = time in minutes
w = days of weeks
T = time each day
Equation
[tex]T=\frac{t}{w}[/tex]Solving
[tex]\begin{gathered} T=\frac{120\text{ minutes }}{3\text{ w}} \\ T=40\text{ minutes per day } \end{gathered}[/tex]