Addition and subtraction of matrices:

Let: A = , B= ,C=

a) Find A + B=
b) Find B-C =
c) Find the additive inverse of matric C

What is the nth term rule of the linear sequence below? 27 , 25 , 23 , 21 , 19 , . .

Aformual for 8 bottles of window cleaner calls for 6 cups of rubbing to customers alcohol 2 1/4 gallons of water and 1 1/2 cups of ammonia alcohol would the forula call if a factory made 1,280 bottles for stores to sell to customers

You paint a 1/2 of a wall in 1/4 hour. how long will it take you to paint one wall