mmcecil mmcecil

12-11-2014
Mathematics

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how would you solve 3x+2y=550 and x=4/5y using the substitution method

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MiNk2019314 MiNk2019314

12-11-2014

Put 4/5y in the place of x.
So it would be 3(4/5)y+2y=550
Then, Solve

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