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Plz show steps x^2+5=21
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Plz show steps
x^2+5=21

User Daniel Andrei
by
7.7k points

1 Answer

4 votes

Answer:

8

Explanation:

X•2+5=21

Isolate the variable by dividing each side by factors that don’t contain the variable.

Check your work:

8x2+5=21

8x2=16

16+5=21

21=21

User NSA
by
7.9k points
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