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20 votes
Make x the subject of r=√x-5

User Benubird
by
5.3k points

1 Answer

8 votes

Answer:

x = r² + 5

Explanation:

Given

r =
√(x-5) ( square both sides to clear the radical )

r² = x - 5 ( add 5 to both sides )

r² + 5 = x

User Pentandrous
by
5.7k points