noname13 noname13

12-04-2018
Mathematics

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Which expression can be substituted for x in the top equation of the following system to solve the system by substitution? 2x−7y=15 x+4y=6

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Аноним Аноним

12-04-2018

from the second equation:-
x = 6 - 4y
Substitute this for x in the top equation

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