2x + 7 = 13 - 2x. What is the value of x?
4x +7 = 13 4x = 6 x=6/4 x=3/2
JL
Related Maths GCSE answers
All answers ▸Solve the simultaneous equations: 3x+y=11 and 2x+y=8.
A)Write x^2 – 8x + 25 in the form (x – a)^ 2 + b. (B) Write down the coordinates of the turning point of the graph of y = x2 – 8x + 25. (C)Hence describe the single transformation which maps the graph of y = x2 onto the graph of y = x2 – 8x + 25.
Factorise 8x^2 + 6x +1
Text books are stored on two shelves. Each shelf is 0.72m long. Each textbook is 30 millimetres wide. Could 50 textbooks be stored on these shelves? (3 marks)