The column on the left for stands for tens and the column on the right stands for ones.
1 2,3,4,5
2 2,3,4,5
3 2,3,4,5
the numbers represented there are 12, 13, 14, 15, 22, 23, 23, 25, etc.
The second table, because -1 x 3 = -3
-3 - 3 = -6 therefore, the second table matches the equation y= 3x -3
I’m pretty sure the perimeter would be 9?
20 is the answer for 4 times 5
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