Two numbers 6

Fill two natural numbers a, b: 7 + blank- blank = 5

Correct answer:

a =  6
b =  8

Step-by-step explanation:

$$\begin{gathered} 7+a-b=5 \\ b=a+2 \\ a=1,2,3,\dots \\ a=6 \end{gathered}$$

$b=a+2=6+2=8$

Try another example

Showing 1 comment:

Dr Math

a = any whole number
b = a+2

i.e.

a = 6
b = 8

3 years ago  Like

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