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The tiles on the tray show an expression (see the key below the tray). What is the coefficient of in that expression?

Class 7Terms and CoefficientsAlgebra
  • A2
  • B−2
  • C5
  • D3

Step-by-Step Solution

There are 2 red (negative) tiles, 5 tiles and 3 unit tiles, so the expression is . The coefficient of is ; 5 and 3 belong to the other terms.
Answer: B) −2

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