Question

Diagram 25 equals 2 + 6x

Answer 1

Counting 6 tiles whose value is x

1) Examining the diagram we can notice that there are 6 tiles and 1 tile whose value is 2. All that equivalent from 25

2) That's why we can explain where those 6x came from.

3) Hence, the answer is by counting 6 tiles whose value is x