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Mathematics 17 Online
OpenStudy (anonymous):

someone please help me ' new problem attached below ! PLEASE <3

OpenStudy (anonymous):

OpenStudy (anonymous):

OpenStudy (shadowfiend):

So if you have a price \(p\) and a number of things that cost that price \(n\), the cost of that number of things is \(n \times p\).

OpenStudy (anonymous):

x are the bratwurst

OpenStudy (shadowfiend):

In this case, we're talking about bratwursts and hamburgers for the cost.

OpenStudy (shadowfiend):

And we have \(x\) bratwursts at $1.3 and \(y\) hamburgers at $1.2. So, the total price of all of the food we buy is: \[1.3x + 1.2y\]

OpenStudy (shadowfiend):

We know we want that to be less than or equal to $150, because we only have $150 to spend.

OpenStudy (anonymous):

y are hamburgers x+y<=35

OpenStudy (shadowfiend):

So that's part of the equation.

OpenStudy (anonymous):

so out of the options which would u say would be the right anwser . :) thanks guys again ; for helping me ; measn alot and sorry if im annoying u ..

OpenStudy (shadowfiend):

Ishaan is close, but remember you want *at least* 3 for each of the guests. That means that given 35 guests, you need 35 * 3 = 105 minimum, so we can say that you need at least 105 combined bratwursts and hamburgers: \[x + y \leq 105\]

OpenStudy (shadowfiend):

Combined with the above, \(1.3x + 1.2y \leq 150\), you have a system of inequalities that will describe the situation.

OpenStudy (shadowfiend):

Whoa whoa.

OpenStudy (shadowfiend):

Sorry, I got the x + y inequality wrong. You need at least 105, not at most: \[x + y \geq 105\]

OpenStudy (anonymous):

thanks soo much lovge <3 get it right :D

OpenStudy (shadowfiend):

Good to hear :)

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