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OpenStudy (anonymous):
Which property of equality can be used to solve the equation n + 9 = -3? Addition Subtraction Multiplication Division
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OpenStudy (anonymous):
well how would you solve this equation?
OpenStudy (anonymous):
or what needs to be done for n to be by itself?
OpenStudy (anonymous):
Subtraction
OpenStudy (uri):
n + 9 = -3 n=-3-9 n=-12 Now what do you think which property this may be?
OpenStudy (anonymous):
It seems to me that it is subtraction
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OpenStudy (uri):
:)
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