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Mathematics 8 Online
OpenStudy (anonymous):

−8

OpenStudy (amistre64):

it doesnt matter how many times you post the same thing; what you are asking still makes no sense

OpenStudy (anonymous):

i could has sworn i just answered this question

OpenStudy (anonymous):

can u show u the question

OpenStudy (anonymous):

can i ?

OpenStudy (anonymous):

yeah sensei. you are all powerful so i assume you can ask it and answer it!

OpenStudy (amistre64):

you cant type the question in and we can see if its doable

OpenStudy (anonymous):

John’s father is the head manager of a company that produces a best selling product. During the most recent computer upgrade, a new production inequality, |-2x - 4| < 12, was added to speed up production. The variable x in the inequality represents the amount of raw material (in kilograms) to make the product. 1. solve inequaltiy 2.If x represents positive amounts in kilograms, what is the solution set? 3. According to John’s father, only positive integer solutions to the equation can be used and accepted. How does this change the answer to question number 2? Explain.

OpenStudy (amistre64):

we have to set up an absolute value problem two ways; one to get a negative value, and the other to get a positive value.

OpenStudy (amistre64):

-2x-4 < 12 -(-2x-4) < 12 -2x < 16 -2x-4 > -12 x > -8 -2x > -8 x < 4 these give us a range of values for x that are between -8 and 4 right?

OpenStudy (anonymous):

right

OpenStudy (amistre64):

since x is retricted in the problem to positive values; we exclude anything less than 0 as being absurd in real applications

OpenStudy (anonymous):

ok how would that look though/

OpenStudy (amistre64):

x = [0,4) will be the results we want

OpenStudy (anonymous):

ok

OpenStudy (amistre64):

0 <= x < 4 is another way to write it out

OpenStudy (anonymous):

the question that keeps on giving.

OpenStudy (amistre64):

the answer to the question doesnt change any that I can determine.

OpenStudy (anonymous):

so you dont know it?

OpenStudy (amistre64):

How does this change the answer to question number 2? The answer doesnt change; it retains the same values only that they are restriced to real-world applications

OpenStudy (amistre64):

if anything I think the answers would be: 1. x > -8; x< 4 2. -8 < x < 4 3. 0 <= x < 4

OpenStudy (anonymous):

ok

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