What is the order pair for x+y=4 and x= -1

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!

Rosy waxes 2/3 of her car with 1/4 bottle of car wax.at this rate,what fraction of the bottle of car wax will rosey use to wax her entire car

Find the slope and the y-intercept if there's one and the equation of the line given these two points( 3, 2) and( 3, -4)