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

Solve by substitution 9x+y=21, -x-3=y
asked 119k views
3 votes
Solve by substitution 9x+y=21, -x-3=y

asked
User SharpNoiZy
by
7.3k points

1 Answer

3 votes

Answer:

point form:
(3,-6)

equation form:
x=3, y=-6

Explanation:

answered
User Marilou
by
8.6k points
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