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How do I simplify -3u+7=-9u+49?

How do I simplify -3u+7=-9u+49?
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4 votes
How do I simplify -3u+7=-9u+49?

User Aniketh Saha
by
8.1k points

1 Answer

6 votes

Answer:

u = 7

Explanation:

First move the variables to one side and the constants to another.

Add 9u to both sides and also subtract 7 from both sides

-3u + 7 + 9u - 7 = -9u + 49 + 9u - 7

6u = 42

u = 7

User Nelga
by
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