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OpenStudy (anonymous):
I Will Medal And Fan Best Answer! I need explantion AND answer! 49 + −30 = −38 + −46 =
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Vocaloid (vocaloid):
a positive sign and a negative sign together can be rewritten as a negative sign so your question becomes 49-30 = ? -38-46 = ?
OpenStudy (rhr12):
19, -84
OpenStudy (rhr12):
is the answer
OpenStudy (rhr12):
because - time - is + and - time + is -
OpenStudy (rhr12):
get it?
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OpenStudy (anonymous):
ty yes
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