Yes if you subtract 2 fractions and get 0 they are equal
Answer:
I believe the independent variable is c, or amount of cars washed.
Step-by-step explanation:
You cannot make a profit without washing any cars. P, representing the profit, can only be determined after the amount of cars washed is known.
<u><em>I hope this makes sense! Let me know if I can help with anything else.</em></u>
Dont you have to have the beginning amount of water?
To solve this you multiply -4.5 by 2.5
Your answer is -11 and 1 /4
Answer:
$2.25
Step-by-step explanation:
Let c represent the cost of a cup of coffee. Then the total amount paid for 3 cups is ...
3c + 3c·0.08 = 7.29
3.24c = 7.29
c = 7.29/3.24 = 2.25
A cup of coffee costs $2.25.
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<em>Comment on "I will give you 100 pointd"</em>
I don't know what a "pointd" is, but I suggest you not make promises you cannot keep.