Evaluate 9.5p + 8.9r when p = 6 and r = 7. 9.50
) + 8.9(=
+ 62.3
9.5(
) + +8.9)
+ 62.3
(Type integers or decimals.)

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?