Hanna’s dad is designing a new rectangular garden for his backyard. He has 20 ft of fence to put around the garden. He wants the length of the garden to be 2 1 /2 ft longer than its width. What must the width of the garden be? A. 3 1 /4 ft B. 3 3 /4 ft C. 4 ft D. 4 1 /2 ft

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?