The following equation is incorrect. Which two signs should be interch – McqOptions

MCQOPTIONS

1.	The following equation is incorrect. Which two signs should be interchanged to correct the equation? 15 x 12 + 40 40 - 6 = 21
A.	+ and x
B.	+ and
C.	- and +
D.	and x
Answer» B. + and

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