Please help what is 15 2/3

Which type of graph would allow us to compare the median number of teeth for mammals and reptiles easily

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?

Solve for x. −3/4(x+2)=6 enter your answer in the box