Lukas used 3/4 nails in a box he has 12 nails left how many did he use

The final cost of a sale is determined by multiplying the price on the tag by 75%. which best describes the function that represents the situation?

Robert has 78 tomato lants and 56 cucumber plants .he wants to plant them in rows that only have one type of plant in each row with the same number of plants in each row. how many plants should he put in each row and how many rows of each type of plant will he need

X- 3 = 4 solve this algebraic expression