A) 51
B) 45
C) 34
D) 54
Correct Answer: D
Solution :
After interchanging the signs, \[12-4+7\times 8-5=x\] or \[3+7\times 8-5=x\] or \[3+56-5=x\] or \[59-5=x\] \[\therefore \] \[x=54\]You need to login to perform this action.
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