Prove RMV=RPV. VERY URGENT

Fredrick designed an experiment in which he spun a spinner 20 times and recorded the results of each spin

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?

What is the slope of the line that contains the points (-5, 6) and (14. - 7)?