Which equation can be used to find 42 x 51? (4 x 5) + (2x1) = 20 + 2
(4 x 5) +(4 x 1) + (2 X 5) + (2x1) = 20 +4 +10 + 2
(40 x 50) + (40 x 1) + (2 X 50) + (2 X 1) = 2,000 + 40 + 100 + 2
(40 x 50) + 2x1) = 2,000 + 2
Done-

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