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Mathematics 21 Online
OpenStudy (anonymous):

If you were to use the substitution method to solve the following system, choose the new equation after the expression equivalent to y from the first equation is substituted into the second equation. 12x – y = –4 4x – 3y = –6

OpenStudy (anonymous):

from first equation y = 12x + 4 substituting in second: 4x - 3(12x+4) = -6

OpenStudy (anonymous):

thank u

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