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Year 8 maths · N.15 · Simplify expressions

Write an expression: more than a multiple of a number

Turn the words into symbols, in the form shown in the question.

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  1. Write an expression for "10 more than 4 times a number x". Write it as ax + b.

    Answer: 4x + 10

  2. Write an expression for "2 more than 3 times a number x". Write it as ax + b.

    Answer: 3x + 2

  3. Write an expression for "4 more than 4 times a number x". Write it as ax + b.

    Answer: 4x + 4

Tip: Turn the words into symbols, in the form shown in the question.

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