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Algebraic Techniques, SM-Bank 127

Expand and simplify the expression \(2(5-4x)+3(6x-1)\).  (2 marks)

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\(7+10x\)

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\(2(5-4x)+3(6x-1)\) \(=2\times 5+2\times (-4x)+3\times 6x+3\times (-1)\)
  \(=10-8x+18x-3\)
  \(=7+10x\)

Filed Under: Expand and Factorise Tagged With: num-title-ct-core, smc-4696-10-Expand

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