Answer:
Y= -4 :)

Steps:
Apply rule
-y + 3 = 7
Subtract 3 from both sides
-y + 3 - 3 = 7 - 3
Simplify
-y = 4
Divide both sides by -1
-y/-1 = 4/-1
Simplify
y = -4

7 0

3 years ago

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If the sphere shown above has a radius of 16 units, then what is the approximate volume of the sphere?

Nastasia [14]

V≈17157.28 and the radius is 16

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Find the domain of f(x)=x-9/x squared-81

vagabundo [1.1K]

$f(x)=\dfrac{x-9}{x^2-81}\\\\\text{The domain:}\\\\x^2-81\neq0\qquad\text{add 81 to both sides}\\\\x^2\neq81\to x\neq\pm\sqrt{81}\\\\x\neq-9\ \wedge\ x\neq9\\\\Answer:\ \boxed{\text{All real numbers except -9 and 9}}\to\boxed{x\in\mathbb{R}-\{-9,\ 9\}}$

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Elina had 10 tiles to arrange in a rectangular design. She drew a model of the rectangles she could make with the 10 tiles. What

Ksju [112]

Answer:ur mising 346789

Step-by-step explanation:

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3 years ago