Question

Jacob weighs 64 pounds. Together, he and his sister weigh eight pounds more than two times the wei ght of his sister. What is the weight, w, of Jacob's sister? 64+ w = 2w

Answer 1

Ans: 64+w = 2w + 8; 56 pounds

Jacob(J) = 64lbs

J+w=8+(2w)

64+w=8+2w

64-8=2w-w

56=w