Question

Draw the graph the equation x + 2y = 7.
[3 Marks]

Answer 1

When x = 0 , we get:
0 + 2y = 7
$\Rightarrow$ y = 3.5

When y = 0 , we get:
x + 2(0) = 7
$\Rightarrow$ x = 7

So, the two points are (0, 3.5) and (7, 0).
[1.5 Marks]

Plot these two points and draw the line connecting them.
[1.5 Marks]