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Mathematics 9 Online
OpenStudy (anonymous):

3x + 4 = 10, then 3x = 6. This is an illustration of which property? A. COMMUTATIVE B.subtration properties of equality c.multiplication propeties of equality d.substitution

OpenStudy (anonymous):

is it d?

OpenStudy (anonymous):

If you take the first equation, and you *subtract* 4 from both sides, you retain the *equality* of the equation :)

OpenStudy (precal):

b

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