How do you get this answer?

You have already read 117 pages of a book. You are one third of the way through the book. Write and solve an equation to find the number of pages in the book.

I know the answer is 1/3b

but how

A square has a side length of (2x + 4) inches. Which expressions represent the area, in square inches, of this square? Select all that apply. A. 8x + 16 B. 4x2 + 16 C. (2x + 4) 2 D. 2 (x + 2) 2 E. 4 (x + 2) 2 F. 4x2 + 16x + 16

Mariah spent $9.50 on 9 pounds of limes and pears. Limes cost $0.50 per pound and pears cost $1.50 per pound. Let l be the number of pounds of limes and let p be the number of pounds of pears.

It is 5 kilometers to kennys house from violets house. how much is it in metere? meters.

Write as a numeral 1,000+100+20+1

Divide using long division (x^2-13x-48) : (x+3)

How are real numbers used to describe real world situations?

3 radical 12 times 5 radical 2

Write the set using interval notation. x ≠ - 2, 8

Write each measurement with the indicated number of significant digits. 454.12; 3 significant digits

Your neighbor needs to put fence around her front yard and a separate fence around her back yard. Her front yard is 65 feet long and 45 feet wide. And Her back yard is 35 feet long by 45 feet wide