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faltersainse [42]
3 years ago
12

Let a = 3; x = 2c) y = ( a * x ) * x * ( x + 7 )​

Mathematics
1 answer:
Molodets [167]3 years ago
6 0

Step-by-step explanation:

please mark me as brainlest

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Hello, I really need help with this!
yuradex [85]
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3 years ago
You arrive in my class 45 seconds after leaving math which is 90 meters away
GenaCL600 [577]
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3 0
3 years ago
What percent is equal to .64
Rzqust [24]

Answer:

64%

Step-by-step explanation:

.64 is equal to 64%

In order to convert move the decimal over two spaces and add a percent sign (%).

Move the decimal 0.64 to 64 and add percent sign 64%.

6 0
2 years ago
Read 2 more answers
What is 1 and 1/2% of 400?
aniked [119]
\bf {{ a}}\%\ of\ b \implies  \cfrac{{{ a}}}{100}\cdot b\implies {{ a}}\div 100\cdot b\\\\
-----------------------------\\\\
thus
\\\\

\begin{cases}
{{ 1}}\%\ of\ 400 \implies  \cfrac{{{ 1}}}{100}\cdot 400\implies {{1}}\div 100\cdot 400\\
--------------\\
{{ \frac{1}{2}}}\%\ of\ 400 \implies  \cfrac{{{ \frac{1}{2}}}}{100}\cdot 400\implies {{\frac{1}{2}}}\div 100\cdot 400
\end{cases}

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3 0
3 years ago
J and M are base angles of isosceles trapezoid JKLM. If mJ = 20x + 9, and mM = 14x + 15, find mK.
Rainbow [258]
20x + 9 = 14x + 15 
<span>6x = 6 </span>
<span>x = 1 </span>

<span> So base angles are 20 + 9 means 29 degrees. To calculate the m of  angle k, subtract 29 from 180: </span>

<span>180 - 29 = 151 degrees.
hope it helps</span>
7 0
3 years ago
Read 2 more answers
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