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5 votes
What solution is y=x+6 and 3x-3y=18

1 Answer

5 votes

Answer:

0

Explanation:

Substituting y into equation 2...

3x - 3(x + 6) = 18

3x -3x -18 = 18

3x - 3x = 18 - 18

0 = 0

User Guy Dubrovski
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