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Help me with math please

Help me with math please
13.1k views
2 votes
Help me with math please

Help me with math please-example-1
User Adeyinka
by
8.0k points

2 Answers

3 votes
Step two.  His simplification of step one is incorrect.  -4y=4-2z should have been -4y=-16+8z
User Soonts
by
7.7k points
2 votes
The mistake was made in step 2
User Niitaku
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9.0k points
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