Which expression is equivalent to (5 × 6)×(3 × 2)? a) (5 + 6) + (3 + 2) b) (5 + 6)×(3 + 2) c) (5 × 6) + (3 × 2) d) (3 × 2)×(5 × 6)

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?