moeshawashingto1
04.02.2020 •
Mathematics
Solve the equation by the square root property. (x-5)^2=15
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Ответ:
5±sqrt(15)
Step-by-step explanation:
(x-5)^2=15
Take the square root of each side
sqrt((x-5)^2)=±sqrt(15)
x-5 = ±sqrt(15)
Add 5 to each side
x-5 +5= 5±sqrt(15)
x = 5±sqrt(15)
Ответ:
198 - 9.9 = 188.1
188.1 x 0.07 = 13.167
188.1 + 13.167 = 201.267
He weighs 201.3 pounds if you round it.