Solve the following system of equations. -3x + 5y = 80 x + 5y = 40 a. x = -10, y = 10 b. x = 2, y = 17.2 c. x = 8, y = 6.4 d. x = 10, y = -10

Which of the following system of equation is not equal to the system of equations is not equal to the system of equations shown below

Name the most appropriate metric unit for each measurement like a length of an carrot

Polygon abcd is a parallelogram, and m? abc = 127°. the length of is 10 units, and the length of is 5 units. the perimeter of the parallelogram is units, and m? bcd is °