75 plz what is the value of the x variable in the solution to the following system of equations? 4x + 2y = 12 x − y = 3 a: 0 b: -3 c: 3 d: 2

Which expression is equivalent to? assume x > 0 and y > 0.

If the cost to mail a package is an initial $5 and $0.28 for every pound the total cost to mail a package was $11.27, how much did the package weigh?

The function y= x - 4x+ 5 approximates the height, y, of a bird, and its horizontal distance, x, as it flies from one fence post to another. all distances are in feet. complete the square to find and interpret the extreme value (vertex). select two answers: one extreme value and one interpretation.