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Mathematics
Allison Horn
29 August, 14:49
Find 5 - (-7) = 5+? What is the answer?
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Nadia Montoya
29 August, 18:07
0
x=7
Step-by-step explanation:
5 - (-7) = 5 + x
Distribute the negative 1
5 + - 1*-7=5+x
5+7=5+x
Combine like terms (add 5 and 7)
12=5+x
Subtract 5 from both sides
7=x
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