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Advanced MathEasySubtracting a binomial in brackets

Advanced Math practice question

Which expression is equivalent to 8x − (3x + 2)?

  1. A. 5x − 2Correct
  2. B. 5x + 2
  3. C. 11x + 2
  4. D. 5x

Answer: A. 5x − 2

The subtraction applies to both terms: 8x − 3x − 2.

Why the other answers are wrong

B. 5x + 2
The 2 must be subtracted too.
C. 11x + 2
This adds 3x instead of subtracting.
D. 5x
This drops the 2.

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