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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. 15x – y = –6 5x – 3y = –13 5(–15x – 6) – 3y = –13 5x – 3(15x + 6) = –13 5(15x + 6) – 3y = –13 5x – 3(–15x – 6) = –13 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. 15x – y = –6 5x – 3y = –13 5(–15x – 6) – 3y = –13 5x – 3(15x + 6) = –13 5(15x + 6) – 3y = –13 5x – 3(–15x – 6) = –13 @Mathematics
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OpenStudy (anonymous):
y = 15x+6 second one
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