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SHOW ALL WORK. what is the solution of the following system? 3x + 3y =10 - 9x - 9y= -30

SHOW ALL WORK. what is the solution of the following system? 3x + 3y =10 - 9x - 9y= -30
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3 votes
SHOW ALL WORK.

what is the solution of the following system?

3x + 3y =10
- 9x - 9y= -30

User Hardik Mandankaa
by
8.0k points

1 Answer

3 votes
-9x - 9y = -30....divide everything by -3
3x + 3y = 10
as u can see, it is the exact same equation as the first equation. This means ur 2 lines are actually the same line. These are called coincident lines and they have infinite solutions.
User Jake Smith
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8.4k points
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