Why is pi named pi? I like pie tho

When ∆rst is translated 4 units down, what are the apparent coordinates of t’? give 15 points

65 8 7 4 5 6 8 4 3 2 1 9 5 6 4 2 1 6 5 1 5 1 3 2 3 5 multiply the third number in the first row by the seventh number in the third row. add this result to the fifth number in the second row. add to this total ten times the fourth number in the third row. subtract the eighth number in the first row from the result.

Simplify the expression. -2/5(10+15m-20n)