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Mathematics 6 Online
OpenStudy (anonymous):

1. Solve, using the substitution method. j + k = 3 j – k = 7 im lost please help

TheSmartOne (thesmartone):

j+k=3 j-k=7 right?

TheSmartOne (thesmartone):

BTW Welcome to Open Study!!

TheSmartOne (thesmartone):

@helpdummy

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