The diagram shows a parallelogram WXYZWXYZWXYZ. The top side WX WX\,WX has a length of 5x−75x - 75x−7. The bottom side ZY ZY\,ZY has a length of 2x+142x + 142x+14. All measurements are in centimetres.

The perpendicular height of the parallelogram is 9 cm.
Find the area of WXYZWXYZWXYZ.
Practise Edexcel GCSE Maths Forming and Solving Equations with exam-style questions for Foundation and Higher tier. 78 questions, matched to the Edexcel GCSE Maths (1MA1) specification and written in Paper 1, Paper 2 and Paper 3 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.