Question

3) Ms. Jamison and her niece, Sarah go on a hike. Sarah's backpack weighs 25 pounds. Ms. Jamison tells her niece that her pack is 7 pounds less than twice as heavy as her pack. Use the equation 2p - 7 =25 to find the weight of Ms. Jamison's backpack

Answer 1

From the given equation

2p - 7 =25

By collecting like the term

2p = 25 + 7

2p = 32

p = 32/2

p = 16