I don't have the answer for the second one, but the answer to number 1 is 9.
6÷2(1 + 2) =
6÷2(3) =
3(3) =
9
you need another equation to solve them simultaneously since they are two unknown
Not 100% sure but it might be B
Answer:
1260 is cost price and 140 is profit.
Step-by-step explanation:
The axis of symmetry is x=-1