3 years ago

Which statement is not true about the pattern shown 2/3 , 4/6, 8/12, 16/24 , ...

Mathematics

1 answer:

natta225 [31]3 years ago

8 0

They are multiplying by two .

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What is the answer to this <br> 25=-7(x+5)+5x

Aleksandr [31]

Answer:

x = -25

Step-by-step explanation:

25 = -7(x + 5) + 5x

25 = -7x - 25 + 5x

5x - 7x - 25 = 25

5x - 7x - 25 + 25 = 25 + 25

5x - 7x = 50

-2x = 50

-2x/-2 = 50/-2

x = -25

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3 years ago

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Suppose that the lifetimes of TV tubes are normally distributed with a standard deviation of 1.1 years. Suppose also that exactl

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The TV equals 20% because 1.1-4 years equals points

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3 years ago

10 - 7w - 13 - 7w + 15

Debora [2.8K]

Answer:

-14w+12

Step-by-step explanation:

10 - 7w - 13 - 7w + 15

Combine like terms

- 7w - 7w + 10-13+15

-14w+12

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3 years ago

The world population is projected to be 6.7 billion in 2040. At that time, there are expected to be approximately 2 billion mor

Charra [1.4K]

$\bf \begin{cases}
s=\textit{Asia's population}\\
a=\textit{Africa's population}\\
r=\textit{rest of the world}\\
----------\\
\boxed{s}=a+2\\
\boxed{r}=\frac{s}{2}+0.2
\end{cases}\implies 
\begin{array}{llll}
s+a+r=6.7\\\\
\boxed{a+2}+a+\boxed{\cfrac{s}{2}+0.2}=6.7\\\\
a+2+a+\cfrac{\boxed{a+2}}{2}+0.2=6.7
\end{array}$

solve for "a", to see what Africa's population will then be

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4 years ago

Identify 21, 46, and 57 as prime or composite.<br> HELP!!

vlada-n [284]

Answer:

Composite, Composite, composite

Step-by-step explanation:

all of them can be divided

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3 years ago