math

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Across
  1. 2. a/2=a-3
  2. 4. a-2=3/3
  3. 5. a+1/4=a-5/1
  4. 7. a/2=a-8
  5. 8. 2a+7=7
Down
  1. 1. a/3+1=a-5
  2. 3. a-2+3=a+1
  3. 4. a-9=a/4
  4. 6. a-2+3=2a
  5. 7. 1a=4/a