John had 84 dollars, and his brother fred owed 12 dollars to his friend. john gave his brother some money. fred paid his debt and now both of them has the same amount left. how much money did john give fred? pl !

Th perimeter of a rectangular garden is 150 feet. the length is 50 feet longer than the width, w. which equation could be used to calculate the width of the garden? a.) 2w+ 2(w-50) =150 b.) 2w+50 + 2w =150 c.) 2(w+50) + w =150 d.) 2w+ 2(w + 50) = 150 need asap. will give brainliest !