Answer:
[tex]50+5t=C[/tex]
Step-by-step explanation:
Suppose the electrician spends t hours at the house working.
Amount charged for every house call by electrician = $50
The electrician earned a total of $400 for a 5 hour job.
Also, C denotes total cost of the electrician's services.
So, the equation for C in terms of t is given below.
[tex]50+5t=C[/tex]
Here, [tex]C=400[/tex]