What Property of Equality is demonstrated below? If -7k = -42, then k = 6 Group of answer choices Addition Property of Equality Division Property of Equality Multiplication property of Equality Subtraction Property of Equality

the least common denominatore of 7 and 2 is 9

step-by-step explanation:

7+2=9

answer: what do you mean

d 25 pi/6

step-by-step explanation:

the diameter is 10 inches

the radius is 1/2 of the diameter or 5 inches

the area of the circle is

a = pi r^2

  = pi 5^2

  = 25 pi

the slice is 60 degrees of the entire circle.

60 degrees out of 360   60/360 = 1/6

the area of the slice is 1/6 of the circle

a slice = 1/6 a circle

a slice = 1/6 * 25 pi

answer: c.  

step-by-step explanation:

mixtures containing substances that get attracted to magnet can be separated using a magnet. we can separate iron from a mixture of sand and iron, as only iron attracts to the magnet.