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Mathematics 13 Online
OpenStudy (anonymous):

Which expressions are equivalent to 12x -6? Mark all that apply. -6(2x - 1) 6(2x - 1) 6x(2 - 1) -6x(2x - 1) -6(-2x + 1) 6(-2x + 1)

OpenStudy (anonymous):

the second & the fifth ones.

OpenStudy (anonymous):

This is because they are the only ones that would equal out to 12x-6 after distributing the 6.

OpenStudy (anonymous):

Thanks @Brostep0s

OpenStudy (anonymous):

yeppers cx

OpenStudy (anonymous):

Can you help me with another one? @Brostep0s

OpenStudy (anonymous):

post it darlin' xD

OpenStudy (anonymous):

An advertising agency provides services to a pizza shop for a fixed rate of $2,500 per month plus a commission of 42% of the pizza's take-out sales. For this account to be profitable, the agency needs to bring in at least $8,800 a month from the pizza shop. A. Write an inequality to represent what the pizza shop take-out sales must be for the advertising agency to be profitable. (2 points) B. Solve the inequality from Part A. Show your work. (2 points) @Brostep0s

OpenStudy (anonymous):

2,500(.42)<8,800

OpenStudy (anonymous):

@Rocky_

OpenStudy (anonymous):

Thanks, can you show your work @Brostep0s

OpenStudy (anonymous):

Wait./. I was wrong, it's 2,500(.42)+x>8,800 because everything on the right side of the equation must be greater than that on the left side for the involvement of the agency to be profitable. Thus, given that 2,500 is what they pay to be involved, plus a commision of .42, you add what's left.

OpenStudy (anonymous):

Oh ok @Brostep0s but whats B?

OpenStudy (anonymous):

\[2,500(.42)+x \ge 8.800\] Here is your starting equation. First you must multiply. Tell me what you get.

OpenStudy (anonymous):

Multply what?

OpenStudy (anonymous):

:/

OpenStudy (anonymous):

I'm confused

OpenStudy (anonymous):

2,500(.42)

OpenStudy (anonymous):

2,500x.42?

OpenStudy (anonymous):

Yush!

OpenStudy (anonymous):

1050

OpenStudy (anonymous):

correct! after this, you must isolate the x. To do this, you move like terms to a single side. Subtract 1,050 against 8,800.

OpenStudy (anonymous):

-7750

OpenStudy (anonymous):

no. It would be positive. \[x \ge 7,750\] this is what you would come out to.

OpenStudy (anonymous):

I used a calculator

OpenStudy (anonymous):

So the answer to B is 7,750

OpenStudy (anonymous):

Yush

OpenStudy (anonymous):

ok thanks

OpenStudy (anonymous):

Just a thanks! GAWD!

OpenStudy (anonymous):

oh thanks you wonderful amazing perfect king

OpenStudy (anonymous):

lol

OpenStudy (anonymous):

ok, you took it a little far, with the 'perfect' thing, Cause now I feel like you're comin on to me.

OpenStudy (anonymous):

Yea um no.

OpenStudy (anonymous):

Just checkin..

OpenStudy (anonymous):

too much??

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