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Mathematics 9 Online
OpenStudy (anonymous):

What are the Additive and Subtraction Properties of Equality?

OpenStudy (anonymous):

If two expressions are equal to each other and you add or subtract the exact same thing to both sides, the two sides will remain equal. In symbolic form: If a = b, then a + c = b + c If a = b, then a - c = b - c

OpenStudy (anonymous):

Thank you c:

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