Which expression is equivalent to (2x2 + 4x - 7)(x-3)? оо o a. x(2x2 + 4x - 7) - 3 o b. -3x(2x2 + 4x - 7) o c. x/2x2 + 4x + 7) + 3(2x2 + 4x - 7) o d. (2x2 + 4x - 7)(x) + (2x2 + 4x )
The half-life of a certain radioactive element is 200 years. how will it take for a 100 pound chunk of this element to decay to a chunk that is 50 pounds?
Fabian harvests 10 pounds of tomatoes from his garden. he needs 2 2/5 pounds to make a batch of soup. if he sets aside 2.8 pounds of tomatoes to make spaghetti sauce, how many batches of soup can fabian make? drag numbers to write and solve an equation. numbers may be used once, more than once, or not at all.