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Solve the system by substitution.

Solve the system by substitution.
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7 votes
Solve the system by substitution.

Solve the system by substitution.-example-1
User Wrxsti
by
7.9k points

1 Answer

14 votes

Answer:

its (x,y)=(10,-20)

Explanation:

mostly try using elimination method

User Parker Young
by
8.6k points
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