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–9x + 9y = 9 y = –7 ( , )
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22 votes
–9x + 9y = 9
y = –7

(
,
)

User Awe
by
4.0k points

1 Answer

11 votes

Answer:

x=-8

(-8,-7)

Explanation:

–9x + 9y = 9

–9x + 9(-7) = 9 (y=-7)

-9x-63=9

Both side +63

-9x=63+9

-9x=72

Both side divide -9

x=-8

y=-7

(-8,-7)

User Ken Randall
by
4.6k points
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