Find the sum of the given polynomials.

5m + 2n, n - 3m, and 7 - 3n
7 - 2m
2m + 7
14m + 5n - 6
9m

Without graphing the linear functions, find the coordinates of the point of intersection of their graphs: y=3x−11 and y=4

Tanya has $42 to spend at the dolphin island store. tshirts sell for $7 each and a pair of sunglases sells for $6.tanya buys 3 tshirts. how many pairs of sunglases can she buys with the amount of money she has left

Draw a tape diagram to represent each situation.for some of the situations,you need to decide what to represent with a variable andre bakes 9 pans of brownies.he donates 7 pans to the school bake sale and keeps the rest to divide equally among his class of 30 students