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KATRIN_1 [288]
3 years ago
14

An electrician earns 100 dollars for a project installing light fixtures. She must pay for the light fixtures herself and they c

ost 2 dollars and 50 cents each at the hardware store.
Create an equation to represent her profit from the project. Let x represent the number of light fixtures and y represent her total profit (the amount of money she has left over after paying for the light fixtures).
Mathematics
1 answer:
nordsb [41]3 years ago
6 0

Answer: 100 - 2.5x = y

Step-by-step explanation:

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What is 0.42857142857 as a fraction?

To write 0.42857142857 as a fraction you have to write 0.42857142857 as numerator and put 1 as the denominator. Now you multiply numerator and denominator by 10 as long as you get in numerator the whole number.

0.42857142857 = 0.42857142857/1 = 4.2857142857/10 = 42.857142857/100 = 428.57142857/1000 = 4285.7142857/10000 = 42857.142857/100000 = 428571.42857/1000000 = 4285714.2857/10000000 = 42857142.857/100000000 = 428571428.57/1000000000 = 4285714285.7/10000000000 = 42857142857/100000000000

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0.42857142857 as a fraction equals 42857142857/100000000000

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