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Solve by substitution 9x+y=21, -x-3=y
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3 votes
Solve by substitution 9x+y=21, -x-3=y

User SharpNoiZy
by
5.2k points

1 Answer

3 votes

Answer:

point form:
(3,-6)

equation form:
x=3, y=-6

Explanation:

User Marilou
by
5.7k points
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