Brent scores a -2 on Hole 1, +4 on Hole 2 and par on Hole 3. He forgets to write his score for Hole 4 but his friend has his total score as par for the course so far. What did Brent score on Hole four?

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Answer:

  -2

Step-by-step explanation:

If s is the score on hole 4, the sum of scores so far is ...

  -2 +4 +0 +s = 0

  2 +s = 0 . . . . . . . simplify

  s = -2 . . . . . . . . . subtract 2

Brent's score on Hole 4 is -2.