Question

[do thu ha]

y+1=78+56

y=?

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Answer 1

[Linh Nguyễn]

y + 1 = 78 + 56 

y + 1 = 134 

y = 134 - 1 

y = 133 

nha bn

Answer 2

[Thu Trang Trần]

y+1=78+56

y+1 = 134

y=134-1

y=133