The graph below shows a line of best fit for data collected on the average high temperature in El Calafate as a function of the average high temperature in Berlin. y= -7/4x + 95
y=-4/7x + 615/7
y= - 7/4x + 615/7
y= -4/7x + 95

A33 gram sample of a substance that's used to detect explosives has a k-value of 0.1473. n = noekt no = initial mass (at time t = 0) n = mass at time t k = a positive constant that depends on the substance itself and on the units used to measure time t = time, in days

45% of the trees in a park are apple trees. there are 27 apple trees in the park. how many trees are in the park in all?

What are the values of each variable in the diagram below?