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OpenStudy (anonymous):
is this true 7+x=84 but i think x=77
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OpenStudy (anonymous):
7+x=84 x=84-7 x=77 you are correct
OpenStudy (anonymous):
Yes x=77. Once you subtract 7 on both sides, that leaves you with x=77 x+7=84 -7 -7 --------- x=77
OpenStudy (anonymous):
thank both of you
OpenStudy (anonymous):
No problem :D
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