Ling has 48 pictures to put into an album she can fit 6 pictures on each page. how many pages will ling neend? write an equation using the letter n to stand for the unknown factor .explain how to find the unknown factor.

Agroup of students want to create a garden. they do not know the exact measurements but they propose using a variable to represent the length and width of the garden. the length of the garden is 10 feet longer than double the width. use a single variable to write algebraic expressions for both the length and width of the garden. write an algebraic expression for the area of the garden. use mathematical terms to describe this expression.

Aswimming pool had 2.5 million liters of water in it. some water evaporated, and then the pool only had 22 million liters of water in it. what percent of the water evaporated?

Which of the following would be a good name for the function that takes the weight of a box and returns the energy needed to lift it?