Question

$x + 16 = 20$

Answer 1

X= 20-16
x=4.

hope like it

Answer 2

hello users....
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solution:-
we have given that:
x + 16 = 20

have to find :
x = ? 

here,
=> x + 16 - 16 = 20 - 16 
( subtract 16 on  both sides ........)

=> x = 20 - 16 = 4 Answer 
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# hope it helps :)