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Mathematics 7 Online
OpenStudy (anonymous):

8-2(a+1)=9+a Solve.

OpenStudy (karatechopper):

a=-1

OpenStudy (anonymous):

i got 3/5 how did you get yours?

OpenStudy (anonymous):

8 - 2a - 2 = 9 + a 6 - 2a = 9 + a -2a = 3 + a -3a = 3 a = -1

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