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Serjik [45]
3 years ago
11

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

Mathematics
2 answers:
gregori [183]3 years ago
8 0
Hello. 

Plug in the variables. 

-2 - (-8) + -7 = - 1

You're welcome. 


Igoryamba3 years ago
3 0
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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