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Algebra 19 Online
OpenStudy (kyanda17):

Evaluate 5|7 - 9| - 2. -12 0 1 8

OpenStudy (astrophysics):

Hint: |-x| = x

OpenStudy (astrophysics):

So what is |7-9|?

OpenStudy (anonymous):

|7-9|=|-2|=2

OpenStudy (astrophysics):

...

OpenStudy (anonymous):

now , 5 x 2=10-2=8

OpenStudy (anonymous):

very correct @Astrophysics

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