7n-1.5+7.3n=14.5 what is the answer to this quetion

Ascientist has 50 grams of a radioactive element. the amount of radioactive element remaining after t days can be determined using the equation (1) after two days the scientist receives a second shipment of 50 grams of the same element. the equation used to represent the amount of shipment 2 remaining after t days is 10) - 50 which of the following is an equivalent form of the expression for the amount remaining in shipment 2? what’s the answer?

Simplify. 3(4+4x) (type your answer in with no spaces)

Match the one-to-one functions with their inverse functions.