What belongs in the box marked with the question mark in the proof? given: 4x + 1 = 6x - 2, prove: x = 3/2statement/reason (1) 4x + 1 = 6x - 2 (2) 4x + 3 = 6x (3) 3 = 2x (4) 3/2 = x ? (5) x = 3/2

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