What shows that you can break apart a rectangle into smaller rectangles and add the area of each smaller rectangle to find the total area

Express in the simplest form: (x^2+9x+14/x^2-49) / (3x+6/x^2+x-56)

Two times a number plus three times another number equals 4. three times the first number plus four times the other number is 7. find the numbers

You are saving to buy a bicycle; so far you save 55.00. the bicycle costs 199.00. you earn 9.00 per hour at your job. which inequality represents the possible number of h hours you need to work to buy the bicycle?