Evaluate 12x – 8y + 9 if x = 19 and y = 11

The time spent dancing (minutes) and the amount of calories burned can be modeled by the equation c= 5.5t which table of values matches the equation and includes only viable solutions

Consider the function y = f(x)=3^x the values of f(1/2) and f(1/4). rounded to the nearest hundredth, are__and__ respectively

Consider the proof. given: segment ab is parallel to line de. prove: what is the missing statement in step 5?