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Mathematics

OpenStudy (anonymous):

3 |x| -12= 18

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OpenStudy (anonymous):

1) add 12 2) divide by 3 3) rewrite without the absolute value, make sure you include plus or minus

OpenStudy (anonymous):

so 3 |x| over 3?

OpenStudy (anonymous):

what about the the thats left by the |x|?

OpenStudy (anonymous):

the 1

OpenStudy (anonymous):

What 1?

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OpenStudy (anonymous):

i hae 3 |x| = 30 now what?

OpenStudy (anonymous):

Divide by 3.. |x| = 10

OpenStudy (anonymous):

oh,

OpenStudy (anonymous):

x= 10 -10

OpenStudy (anonymous):

right. \[x=10,x=-10\]

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