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karliagirlkh karliagirlkh
  • 15-12-2016
  • Mathematics
Answered

Evaluate the expression for a = –1 and b = 5. 5a – 7

Verified Answer :

18science18 18science18
  • 15-12-2016

work:b=(5.5)-1 - 7
         b=-5.5-7
Answer:b=-12.5

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