Two numbers 6

Fill two natural numbers a, b:

7 + blank- blank = 5

Correct result:

a =  6
b =  8

Solution:

7+a−b=5 b=a+2 a=1,2,3,… a=6
b=a+2=6+2=8

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Showing 1 comment:
#
Dr Math
a = any whole number
b = a+2

i.e.

a = 6
b = 8

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