Which equation shows an example of the associative property of addition? (–4 + i) + 4i = –4 + (i + 4i) (–4 + i) + 4i = 4i + (–4i + i) 4i × (–4i + i) = (4i – 4i) + (4i × i) (–4i + i) + 0 = (–4i + i)

Neveah and clint are baking muffins for the bake sale. they need to bake 30 muffins for their display case. clint has baked 4 so far, and neveah has baked 7. how many muffins (m) do they have left to bake? show your work!

Adam plans to choose a video game from the section of the store where everything is 75% off. he writes the expression d-0.75d to find the sale price of the game if the original price is d dollars. gena correctly writes another expression, 0.25d, that will also find the sale price of the game if the original price is d dollars. use the drop down menus to explain each part of adams and rena's expression

Solve the triangle. a = 21°, c = 105°, c = 5