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Leya [2.2K]
2 years ago
5

Anh earns $7.75 per hour working after school. He needs at least $290 for a stereo system. Write and solve an inequality that de

scribes how many hours he must work to reach his goal.
Mathematics
2 answers:
UkoKoshka [18]2 years ago
3 0

Answer:

7.75 x Y \geq 290

Step-by-step explanation:

we can do it backwards

290/7.75

about 37.42

so Y = 37.42 hours or higher

(thx for reminding me to round)

or Y can = 38

andrew11 [14]2 years ago
3 0

Hello!!!

Our equation would be

290= 7.75 x h

H which stands for hours. Our equation can be simplfied to 7.75h

Next we must reverse our equation to work fully our.

290 divided by 7.75 is our final equation.

290 divided by 7.75 gets you 37.419 hours

If we want to average this out it is 37.4 hours, however people are not paid to work a percent of an hour.This means Anh, would have to work a full hour to get paid.

For our final answer, Anh must work 38 hours to make enough money to buy his stero.

I hope this helps & Good Luck.

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34,000 people attended a ballgame at a stadium that offers two kind of seats: general admission and reserved. The day's receipts
hoa [83]

Answer:

The number of people who paid $ 12 for reserved seat is 5,000

The number of people who paid $ 4 for general seat is 29,000  

Step-by-step explanation:

Given as :

The total number of people attending a ballgame = 34,000

The total receipt of the ticket's seat = $ 176,000

The amount pad for reserved seat = $ 12

The amount paid for general admission = $ 4

Let The number of people for reserved seat = r

And The number of people for general admission = g

Now, According to question

The total number of people attending a ballgame =  The number of people for reserved seat + The number of people for general admission

or, r + g = 34,000           ...........1

The total receipt of the ticket's seat = The amount pad for reserved seat × The number of people for reserved seat + The amount paid for general admission × The number of people for general admission

Or, $ 12 × r + $  ×4 g = $ 176,000           .........2

or, $ 12 × ( r + g ) = $ 12 × 34000

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Solving equation

( $ 12 r + $ 12 g ) - ($ 12 r + $ 4 g ) = $ 408,000 - $ 176,000

Or, ( $ 12 r - $ 12 r ) + ( $ 12 g - $ 4 g ) = $ 232,000

Or 0 + 8 g = 232,000

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I.e g = 29,000

So , The number of people for general admission = g = 29,000

Put the value of g in Eq 1

I.e  r + g = 34,000  

or , r = 34,000 - g

∴  r = 34000 - 29000

I.e r = 5,000

So, The number of people for reserved seat = r = 5,000

Hence The number of people who paid $ 12 for reserved seat is 5,000

And The number of people who paid $ 4 for general seat is 29,000  Answer

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Step-by-step explanation:

A polynomial function is made up of two or more algebraic terms, such as p (x), p (x, y) or p (x, y, z) and so on.

The polynomial’s degree is the highest exponent or power of the variable in the polynomial function.

The polynomials provided are:

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The degree of polynomial p (x) is:

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