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Mathematics 9 Online
OpenStudy (anonymous):

Solve for x: −4|x + 5| = −16

OpenStudy (anonymous):

Is the answer approximate or exact

OpenStudy (anonymous):

exact

OpenStudy (anonymous):

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OpenStudy (anonymous):

ok

OpenStudy (anonymous):

lol

OpenStudy (anonymous):

x=-1,-9

OpenStudy (anonymous):

tnjs how do you know

OpenStudy (anonymous):

x = -21 divided by -4

OpenStudy (anonymous):

you get rid of 5 by subtracting it, and whatever you do to one side you have to do to the other, so you would subtract -16 by five which would equal -21

OpenStudy (anonymous):

thats not on test tho

OpenStudy (anonymous):

hang on i'm not finshed

OpenStudy (anonymous):

oh

OpenStudy (anonymous):

you divide each side by -4 to get what equals x.

OpenStudy (anonymous):

oh ok these are the options a x = 21 over 4, x = −11 over 4 b x = −1, x = 9 c x = −1, x = −9 d No solution

OpenStudy (anonymous):

it would be a then

OpenStudy (anonymous):

so a is all one answer along with the x = -11 over 4 part?

OpenStudy (anonymous):

ya

OpenStudy (anonymous):

because the first part of a is correct.

OpenStudy (anonymous):

ok ill tell you if i get it right thx for the help

OpenStudy (anonymous):

your welcome

OpenStudy (anonymous):

i got it right

OpenStudy (anonymous):

ok cool

OpenStudy (anonymous):

well technically you got it right

OpenStudy (anonymous):

thx again

OpenStudy (anonymous):

your welcome any time

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