Suppose 3x + 4y = 52 and 5x + y = 30. what is the value of 8x − 2y?

Solve for x, y, and z. show all steps.

Find the x-intercepts of the parabola withvertex (1,1) and y-intercept (0,-3).write your answer in this form: (x1,if necessary, round to the nearest hundredth.

The length of a rectangular piece of land is 92 yards more than three times its width. the perimeter is 760 yards. find its dimensions.