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OpenStudy (anonymous):
If a and b are real numbers, then |a + b| = |a| + |b|. Always, sometimes, or never?
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OpenStudy (britanyashton):
real numbers are just about every thinkable number whether it be a fraction, or integer. absolute value means how far a number is always from zero. you can test this problem out by plugging numbers in for a and b and solving.
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