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mote1985 [20]
3 years ago
6

Solve the equation for x. the square root of the quantity x plus 4 end quantity minus 7 equals 1

Mathematics
1 answer:
HACTEHA [7]3 years ago
3 0

Answer:

<h2>x = 60</h2>

Step-by-step explanation:

I hope it helps :)

\sqrt{x+4} -7=1\\\mathrm{Add\:}7\mathrm{\:to\:both\:sides}\\\sqrt{x+4}-7+7=1+7\\\sqrt{x+4}=8\\\mathrm{Square\:both\:sides}\\\left(\sqrt{x+4}\right)^2=8^2\\x+4=64\\x = 64-4\\x = 60

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