Substitute t = 3 and t = 5 to determine if the two expressions are equivalent. 4 (t + 3) 4 t + 12 Which statements are true? Check all that apply.

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?

If a runner who runs at a constant speed of p miles per hour runs a mile in exactly p minutes what is the integer closest to the value p

When steve woke up. his temperature was 102 degrees f. two hours later it was 3 degrees lower. what was his temperature then?