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OpenStudy (anonymous):
Solve using two different methods. Explain which method you found to be more efficient. b. 7x-3y=20 c. y=1/2x-6 5x+3y=16 2x+6y=19
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OpenStudy (anonymous):
what methods do you know of?
Nnesha (nnesha):
i would recommend to use elimination for b bec there is -3y+3y but still which method is easy for you ???
OpenStudy (anonymous):
I'd recommend substitution for c since you have a y = 1/2x - 6. just plug it in to the other equation.
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