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Solve the systems by substitution. -y=x -16=9x-7y
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3 votes
Solve the systems by substitution.
-y=x
-16=9x-7y

User Galactocalypse
by
8.5k points

1 Answer

3 votes

Answer: The solution to the system of equations by substitution is (x, y) = (-1, 1).

Explanation:

User SuperVeetz
by
8.6k points
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