Which graph represents a direct variation between the quantities x and y? 444
ty
2
2
2.
2
-4-2
2
2.
4
-2
-2
4 -4 -2
-2
-2

Mary used 1/7 of a spool of ribbon to complete 4 projects. she used the same amount of ribbon on each project. how much ribbon did she use on each project?

Each of the walls of a room with square dimensions has been built with two pieces of sheetrock, a smaller one and a larger one. the length of all the smaller ones is the same and is stored in the variable small. similarly, the length of all the larger ones is the same and is stored in the variable large. write a single expression whose value is the total area of this room. do not use any method invocations.

If f(x)=-x^2+6x-1 and g(x)=3x^2-4x-1,find(f+g)(x)