You borrow $21 from your grandmother to go to the movies. You earn $7 for washing the dishes for a week. You give your grandmother the $7 you earned to pay her back. How much do you owe your grandmother?

What is the reflection image of (5,-3) across the line y = -x?

Last year, a state university received 3,560 applications from boys. of those applications, 35 percent were from boys who lived in other states. part a)how many applications did the university receive from boys who lived in other states? part b)applications to the university from boys represented 40percent of all applications. how many applications did the university receive in all? i don't how to do part b so me and plz tell how you got your answer

Which expression is equivalent to 16 in exponential form? a) 4 × 4 b) 8 × 2 c) 23 d) 24