On the grid, draw and label with its equation the straight line with equation (i) $$\(y=1\)$$ (ii) $$\(x=2\)$$ (iii) $$\(x+y=7\)$$ (b) Show, by shading on the grid, the region that satisfies all three of the inequalities Label the region $$\(\mathbf{R}\)$$. (1)

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