Given that AC=30, AB=5x-21, BC=3y+4, CD=2x-3, and DA=4x+1, find the indicated variables for X, Y, Z.

Show work please! Im majorly confused.

3 answers

no idea how these line segments are related.
What shape is formed by A,B,C,D?
parallelogram. copy and paste this question and click images and the image will show up
so, if it's a parallelogram ABCD, then you know that the parallel sides have the same length. Set the expressions equal to each other, and solve for x and y.