Which expression shown is equivalent to the sum of the two original expressions (from problem 1) written in standard form? *
- 3m+9n-10
10m-4n-10
-4mn
9n-3m+10
tof -4 and 3a-2b+4c using the rectangular array shown.

If 1 is divided by the sum of y& 4. the result is equal to 3 divided by 4 .find the value of m?

Pete is making decorations for a dinner party. the instructions tell him to use 9 flowers for a medium-sized decoration. complete each statement to adjust the flowers for different-sized decorations based on these instructions.

How can you tell when x and y are not directly proportional?