Simplify each expression using the properties of numbers. Show each step

12 (x + 3) + 4 (2x - 5)

and

7z + 27z + 17 + 7 (z - 7)

5.6 moles of gold contain how many atoms

What is 3x8+5x8-6x6-2x6

59:: Jackrabbits are capable of reaching speeds up to 40 miles per hour. How fast is this in feet per second? (Round to the nearest whole number.)

The shapes are quadrilaterals because they have

Max clean 12 pools in 8 hours and d earns $270. how munch time does it take to clean 6 pools

What is tempo? A This is the relative volume of a note or part of a musical piece. B. This is the structuring of a musical idea. This is the speed of the composition, D.

Edward entered into a 5-kilometer race. How many meters will he need to run?

Mr. Ellis deposited $3700 into a savings account for which interest is compounded quarterly at a rate of 1.84%. How much interest will he earn after 6 years? A. $68.55 B. $103.30 C. $173.77 D. $430.84

What is the side length of the square A = 81 m^2

Lacey walked 4 blocks from her house to the bus stop. She rode the bus 3 blocks to the library. Later, she came home the same way. How many blocks did Lacey travel in all?