Jack is 2 2 times as old as lacy. 4 4 years ago the sum of their ages was 31 31. how old are they now?

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.

Write the slope-intercept form of the line that passes through the point (1, 0) and is parallel to x - y = 7. t

Lena reflected this figure across the x-axis. she writes the vertices of the image as a'(−2, 8), b'(−5, 6), c'(−8, 8), d'(−4, 2).