HELP ASAPPP!!!! GIVING BRAINLIEST!

Mathematics

1 answer:

svetlana [45]3 years ago

7 0

8 and what are brainlist I just joined lol

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X+9=3<br><br>please help ASAP

klasskru [66]

Step-by-step explanation:

$x + 9 = 3 \\ \\ x = 9 - 3 \\ \\ x = 6$

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3 years ago

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Simplify 8 over the quantity of 2 plus 2i.

dexar [7]

$\dfrac{8}{2+2i}=\dfrac{8}{2(1+i)}=\dfrac{4}{1+i}=\dfrac{4}{1+i}\cdot\dfrac{1-i}{1-i}=\dfrac{4(1+i)}{1^2-i^2}\\\\=\dfrac{4(1+i)}{1-(-1)}=\dfrac{4(1+i)}{1+1}=\dfrac{4(1+i)}{2}=2(1+i)=2+2i\\\\Used:\\(a-b)(a+b)=a^2-b^2\\\\i=\sqrt{-1}\to i^2=-1$

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3 years ago

Item 13 Write and solve an equation to answer the question, "What number aa is 25% of 64?" An equation is =0.25⋅=0.25⋅ . The sol

vladimir1956 [14]

What number is 25% of 64....

x = 0.25(64)
x = 16 <=== ur solution

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3 years ago

Please help!

Reptile [31]

How many centimeters was it at first then I can help you

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3 years ago

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#2. If someone could help me please

alina1380 [7]

The answer is D if you combine like terms

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3 years ago