The sizes of the angles, in degrees, of a triangle are 3x−53x - 53x−5, 2x+122x + 122x+12 and x+8x + 8x+8.
Work out the value of xxx.
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.