The graph below represents the amount of change jaxon would receive, y, if he bought a item with a cost of x.
which equation represents the graph?
y = 10 – x
y = x – 10
y = –x – 10
y = 10 + x

Which values for a and b will create infinitely many solutions for this system of equations? ax-y=8 2x+y=b

What is the nth term rule of the linear sequence below? 27 , 25 , 23 , 21 , 19 , . .

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!