Which equation results from adding the equations in this system? -6x+4y=-8 6x-12y=14 -16y=6 -8y=6 -8y=-22 -16y=-22

Create and solve a linear equation that represents the model, where squares and triangles are shown evenly balanced on a balance beam. assume the weight of a square is 1 unit and the weight of a triangle is unknown.

James was playing a game with his friends. he won 35 points. then he lost 15, lost 40 and won 55. how did he come out

Apiling for a high-rise building is pushed by two bulldozers at exactly the same time. one bulldozer exerts a force of 1250 pounds in a westerly direction. the other bulldozer pushes the piling with a force of 2650 pounds in a northerly direction. what is the direction of the resulting force upon the piling, to the nearest degree? a. 65 n of w b. 25 n of w c. 45 n of w d. 35 n of w