chantel10191
chantel10191
02-10-2018
Mathematics
contestada
21 - -7what is 21 - 7
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twokneee
twokneee
02-10-2018
twenty one minus seven is fourteen (14).
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didibrown003
didibrown003
02-10-2018
21-(-7) would turn into a positive so the answer would be 28.
21-7 would be 14
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