brooklyndougan50
brooklyndougan50
19-08-2019
Mathematics
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what does x equal? 4+x=7
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Аноним
Аноним
19-08-2019
4+x=7
Move +4 to the other sign. Sign changes from +4 to -4.
4-4+x=7-4
x=3
Answer: x=3
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