Question

An electrician charges `45 per hour for repair work. He spends ` 20 a day to travel. [2] Write an algebraic expression to represent:
(i) his earnings for one day, if he works for x hrs each day.
(ii) his earning for 10 days

Answer 1

Answer:

hey mate,

ur answer is below

Step-by-step explanation:

Let x represent the number of hours the electrician works in one day.

Since charges are Rs 45 per hour.

So the charges for x hours are RS 45x.

Now Rs 20 is spent on gasoline, therefore

The electrician's earning can be represented by the following algebraic expression

45x - 20

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Answer 2

question:- an electrician charges ₹ 45 per hour for repair work. he spends ₹ 20 a day to travel. write an algebraic expression to represent his earnings for one day, if he works for x hours each day