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Algebra
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OpenStudy (kyanda17):
Evaluate 5|7 - 9| - 2. -12 0 1 8
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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
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OpenStudy (anonymous):
very correct @Astrophysics
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