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Mathematics 6 Online
OpenStudy (anonymous):

medal and honor Question 3.3. Solve for x. |x| – 4 = 9 (Points : 1) x = 13 x = 13 or –13 x = 5 x = 5 or –5

Nnesha (nnesha):

move -4 to the right

OpenStudy (anonymous):

|x| - 9 = 4?

OpenStudy (anonymous):

-4 *

Nnesha (nnesha):

nope remember just move -4 you have to cancel this -4 on left side do opposite

Nnesha (nnesha):

remember you did on previous post

Nnesha (nnesha):

what is opposite of -4 ??

OpenStudy (anonymous):

4

Nnesha (nnesha):

yes so add 4 both side

OpenStudy (anonymous):

oh so 13 easy

Nnesha (nnesha):

wait which one is your answer ??

OpenStudy (anonymous):

x = 13?

Nnesha (nnesha):

nope

Nnesha (nnesha):

there is absolute equation when you solve that you should get two answer negative and positive

OpenStudy (anonymous):

so x = -13 or 13?

Nnesha (nnesha):

yes that's right remember this rules :)

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