HELP ME PLZ For each value of u, determine whether it is a solution to 2 > 2u-4.
Is it a solution?

How is working backward similar to solving an equation?

What are the solutions of the system? solve by graphing. y = -x^2 -6x - 7 y = 2

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