If the digits of a three-digit number are reversed in order, then the sum of the new resulting number and the original number comes out to be 665. the difference of the two numbers is 297. the tens’ digit place is two times the hundreds’ place digit.

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?