Answer:
They both equal
Step-by-step explanation:
Sample space: H1, H2, H3, H4, T1, T2, T3, T4
All outcomes if the card is three: H3, T3
I was unclear about the last two parts of the question.
Answer:
The second option: Waxing crescent - first quarter; Waning gibbous - third quarter
Hello Lexi!
<u><em>Answer: ⇒⇒⇒⇒⇒⇒
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Step-by-step explanation:
First you had to divide by 2 from both sides of equation.

Simplify.


Divide by the numbers.



Apply the fraction rule.


Then you divide by the number.



Add by 4 from both sides of equation.

Simplify it should be the correct answer.

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-Charlie
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X^2 + y^2 = 8
X-y=0 so x = y
replace x = y into X^2 + y^2 = 8
y^2 + y^2 = 8
2y^2 = 8
y^2 = 8/2
y^2 = 4
y = - 2 and y = 2
because x = y
so x = - 2 and x = 2
solutions:
x= - 2 and x = + 2
y= - 2 and y = + 2