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Mathematics 15 Online
OpenStudy (anonymous):

Is the following always, sometimes, or never true? x + 7 = 7 + x

OpenStudy (anonymous):

Always Sometimes Never

OpenStudy (shubhamsrg):

what do you think ?

OpenStudy (anonymous):

sometimes???

jimthompson5910 (jim_thompson5910):

hint: 7 + x is the same as x + 7 because you can add 2 numbers in any order

OpenStudy (anonymous):

always

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