Edexcel Gcse Mathematics (Linear) - Quadratic Graphs Page 4
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2. (a) Construct the graph of
x
+ y
= 9
y
3
2
1
–3
–2
–1
O
1
2
3
x
–1
–2
–3
(2)
2
2
(b) By drawing the line x + y = 1 on the grid, solve the equations
x
+ y
= 9
x + y = 1
x = ......................... , y = ..........................
or x = ......................... , y = ..........................
Q2
(3)
(Total 5 marks)
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