What is the answer to

13b-2b

a rectangle has a length of 4 millimeters and a area of 108 square millimeters what is the width what is the perimeter

the rectangular floor of a classroom is 36 ft in length and 32 ft in width and scale drawing of the floor has a length of 9 inches what is the area in square inches of the floor in scale drawing

Recipe requires 1 1/3 cups of flour. He has 2 cups he's doubling the recipe. How much more does he need

Which equation is an identity? A. 8x+9=8x-3 B. 7x-2=8x+4-x C. 11 - (2x+3) = - 2x-8 D. 5x+8-x=6x-2 (x-4)

The inverse operation of division is multiplication

A newspaper reporter wants to know how popular the hobby of bird watching is in the city. He asked people at the local bird refuge if they watched birds as a hobby. Which of the following best explains whether the reporters data is valid or not?

I am very confused on how to figure out if y = 3/4x is proportional?

Alison wants to buy a mountain bike for $339.12. If she saves $28.26 each month, in how many months will she be able to buy the bike?

At 12 o'clock the temperature was 7°C. The temperature decreased by - 20°C. What is the new temperature?

Ashleys rentals charges $27.50 per hour to rent a surfboard and a wetsuit. Darlas surf shop charges $23.25 per hour to rent a surfboard plus $17 extra for a wetsuit.