One side of a triangle is half the longest side. the third side is 8 meters less than the longest side. the perimeter is 47 meters. find all three sides.

What is the slope of the line that contains the points (-2,1) and (0,-3)

Find the distance between (7,-6) and (-3,-9)

Given the system of equations presented here: 2x + 4y = 14 4x + y = 20 which of the following actions creates an equivalent system such that, when combined with the other equation, one of the variables is eliminated? multiply the second equation by â’4 to get â’16x â’ 4y = â’80 multiply the second equation by â’1 to get â’4x â’ y = â’20 multiply the first equation by 2 to get 4x + 8y = 28 multiply the first equation by â’1 to get â’2x â’ 4y = â’14