Jessica is tiling her room. The length of her room, x, is 3 times the width, y. Jessica knows that the perimeter of her room is 96 ft. Write a system of equations to find the dimensions of her room.

Option a : week- amuont paid

38+105= 143, 39+104=143, and you will find then adding the numbers on opposite sides, moving inwards yields the answer 138 every time. because of this, you’re going to multiply 138 times the number of pairs, which is 34. therefore, 34*138= 4692(i’m sorry if it’s the wrong numbers, but it’s the right concept)

Bis the correct answer