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−2z+3+7z=−12 i need help

−2z+3+7z=−12 i need help
101k views
4 votes
−2z+3+7z=−12
i need help

User Colin Goudie
by
8.0k points

2 Answers

1 vote

Answer:

z=-3

Explanation:

-2z+3+7z=-12

5z+3=-12

5z=-12-3

5z=-15

z=-3

:)

User Dfreeman
by
7.5k points
5 votes

Answer:

= − 3

Explanation:

User Mark Magalona
by
8.6k points
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