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Suppose 2a − 3b = –23. Given that a and b are consecutive integers, and a < b, what is the value of a?

 May 24, 2020
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Consecutive integers and a

 

2 a    -      3(a+1) = -23

2a - 3a -3 = -23

-a = -20

a = 20                         b = 21

 May 24, 2020

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