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15-01-2020
Mathematics

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Nikko began solving the equation (x−7)2−5=4 by first adding 5 to both sides of the equation. He solved the equation correctly. Which solutions did Nikko find?

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23brownec 23brownec

15-01-2020

+5 +5
(X-2)2=9 flip equation
2(x-2)=9
Then make equation 2x-4. bc 2x2=4
Then the equation reads 2x-4=9
So the answer is 2x-4=9

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