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Mathematics 20 Online
OpenStudy (anonymous):

HELP! system of equations: 2B-3A=13 2A+2=2B solving for A and B

hartnn (hartnn):

from 2nd equation we have 2B=2A+2 substitute this in first equation: 2A+2-3A=13 can u solve this to get A ?

OpenStudy (saifoo.khan):

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