The total bill of a meal at a restaurant is 25x – 115. Five friends agree to split the cost of the meal equally. What could you
2 answers:
Answer:
To find the amount that each person must pay we use the algebraic expression:
Step-by-step explanation:
As we would do if we were working with just numbers, to split the bill into the five friends we just need to divide the total bill by 5:
We can then simplify that fraction by factoring a 5 out of the numerator:
Then we can cancel out the common 5 that is present in both top and bottom to finally get:
That would be the expression to find the amount that each person must pay.
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Answer:
Step-by-step explanation:
I hope you mean y = x² - 12 and not y = 2x - 12.
You switch the y and x variables:
x = y² - 12
And solve for y:
x + 12 = y²