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Rearrange the first equation to equal 'y' so y = -9 - 3xSubstitute this into equation 2 so x^2 + 2x - 3 = -9 - 3xRearrange this to equal 0 so x^2 + 5x + 6 = 0Factorise this by utilising brackets so that t...

Skilled workers are likely to have higher productivity so the firm will gain more revenue. They can also demand more pay as they are inelastic in supply (can draw a diagram to show this however not needed...

POINT: Gerald's social status and the Birling's wish to impress him and combine businesses. EVIDENCE: ‘lower costs and higher prices’ EXPLAIN/ CONTEXT: the play demonstrates the social standing of men of ...

First, take 4 from both sides of the equation to get everything on the LHS:x^2 - 4x - 17 - 4 = 4 - 4 so we have x^2 - 4x - 21 = 0We are looking to factorise the equation in the following way:(x + a)(x + b...

• In perfectly competitive markets, equilibrium in the labour markets is determined by the demand and supply of labour. For one particular firm, the supply of labour is determined by labour supply curve i...