Please let this be a joke but it's 20
Answer:
42y-30
Step-by-step explanation:
here you go
Im pretty sure the answer is D, because if i used the right formula,

you should get this in the formula


a 2 subtracting a negative 6 makes it a positive, meaning your just adding 6 plus2, to get 8
C. 200
They earn $2.50 per box of markers, meaning that to make $500 they have to sell 200. [500/2.5=200]