Expand and simplify $$\(3(c-7)+2(3 c+4)\)$$ (2) (b) Expand and simplify $$\((x+7)(x-2)\)$$ (2) (c) Factorise fully $$\(28 y^{2}-21 y\)$$ (2) (d) Solve $$\(\frac{7 x-2}{4}=3 x+1\)$$ Show clear algebraic working. $$\(x=\)$$. (3)

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