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Help Me? Please?


Rithy58
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I really need help with this problem. I can't seem to solve it.

> The time needed to roast a chicken depends on its weight. Allow at least 20 min/lb for a chicken weighing up to 6lb. Allow at least 15min/lb for a chicken weighing more than 6 lb.
>
> Write two inequalities to represent the time needed to roast a chicken.

This is what I came up with :

> Let x = Chicken Weight
> Let y = minutes needed to roast a chicken
>
> If x < 6 then
> y = 20x
> Else
> y=15x

I even wrote a Java Program to solve for Y but apparently, my teacher won't accept it =[
So can someone please help me solving it mathematically?

Sincerely,
Rithy

PS : This is Algebra 2.
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> The time needed to roast a chicken depends on its weight. Allow at least 20 min/lb for a chicken weighing up to 6lb. Allow at least 15min/lb for a chicken weighing more than 6 lb.
>
> Write two inequalities to represent the time needed to roast a chicken.

Im one month into geometry. Inequalities are algebra 1.
You need two variables in an equality, if i remember correctly.
Make Y Time
Make X Chicken weight in LBS

You wont learn if i give you the answer to this, but im shure you can figure it out from there.
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@_Lotus_:

> > The time needed to roast a chicken depends on its weight. Allow at least 20 min/lb for a chicken weighing up to 6lb. Allow at least 15min/lb for a chicken weighing more than 6 lb.
> >
> > Write two inequalities to represent the time needed to roast a chicken.
>
> Im one month into geometry. Inequalities are algebra 1.
> You need two variables in an equality, if I remember correctly.
> Make Y Time
> Make X Chicken weight in LBS
>
> You wont learn if I give you the answer to this, but im shure you can figure it out from there.

Yes, dude. I know that already >.> But thanks for trying to help.
I'm asking for help, not answer. As you can see, I did say Let X = … and Y=...

But yeah, where do I go from there?

Sincerely,
Rithy
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May I ask why this is difficult for you? Your basically there … just with a few errors. To solve this you need to create a system of equations. So let:
f(x) = { 20x, x less than but not 6        }
          { 15x, x greater than but not 6 }

Since there is no eact time stated for a chicken at 6 pounds, you'll have no value at x=6\. It is impossible to write an inequality for this. You have to write two equalities and then set the domain for the data. Also why would you write a program in java to just multiply a time by a weight?

- adulese
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