loganmyers167 loganmyers167

06-09-2017
Mathematics

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

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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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