loganmyers167 loganmyers167
  • 06-09-2017
  • Mathematics
contestada

could i please get some help to Evaluate -a- (−8)+b where a =2 and b = -7

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tropicaia
tropicaia tropicaia
  • 06-09-2017
Answer: -1

Explanation:
-a - (-8) + b 
-a + 8 + b (because the - - signs cancel out)
-(2) + 8 + (-7) 
-2 + 8 - 7 = -1
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Аноним Аноним
  • 06-09-2017
[tex]Hello. Plug in the variables. -2 - (-8) + -7 = - 1 You're welcome. [/tex]
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