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MATH PEOPLE... HELP! Which properties justify the steps taken to solve the system? [use pics below]

MATH PEOPLE... HELP! Which properties justify the steps taken to solve the system? [use pics below]
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2 votes
MATH PEOPLE... HELP!

Which properties justify the steps taken to solve the system?
[use pics below]

MATH PEOPLE... HELP! Which properties justify the steps taken to solve the system-example-1
MATH PEOPLE... HELP! Which properties justify the steps taken to solve the system-example-1
MATH PEOPLE... HELP! Which properties justify the steps taken to solve the system-example-2
User Inovramadani
by
7.7k points

1 Answer

3 votes
1.Addition property add both equations together
2.Division property of equity
3.Solution
4.Distribution of 3*-1
5.Addition property of equality
6.Division property of equity
7.Solution
User Sorcrer
by
8.0k points
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