Which of the following is an arithmetic sequence 1,5,25,625 -4,-7,-10,-13,16 2,5,10,15 3,-3,3,-3,3
1 answer:
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Answer:
2.4 hours Electrician works.
Step-by-step explanation:
Let us assume that the number of hours Electrician works be x.
As given
An Electrician charges $30 for a service call plus $75 per hour of service.
If Electrician charged $210.
Than the equation becomes
30 + 75x = 210
75x = 210 - 30
75x = 180
x =2.4 hours
Therefore 2.4 hours Electrician works.