4n² + 4(4m³ +4n²) me out this is confusing ash

A)a square brown tarp has a square green patch green in the corner the side length of the tarp is (x + 8) and the side length of the patch is x what is the area of the brown part of the tarpb)a square red placemat has a gold square in the corner the side length of the gold square is (x - 2) inches with the width of the red region is 4 in what is the area of the red part of the placemat

Can you explain how a table can be used to find a rate of change?

What is 5/12 written as a product of a whole number and a unit fraction