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KengaRu [80]
3 years ago
8

Ms. Diaz needs to purchase pencils for the

Mathematics
1 answer:
vlada-n [284]3 years ago
5 0

Answer:

the answer is b

Step-by-step explanation:

because it is the best deal

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Graph of line going through ordered pairs (0, 300) and (450, 0)
Sunny_sXe [5.5K]
The equation would be y=2/3x+300
4 0
3 years ago
The owner of a bike shop sells unicycles and bicycles and keeps inventory by counting seats and wheels. One day, she counts 21 s
Artemon [7]
U=-2b+30

u+b=21 
<span>in slope intercept form this is </span>
<span>u=-b+21 </span>

<span>The same thing for wheels is </span>
<span>2b+u=30 </span>
<span>or </span>
<span>u=-2b+30</span>
6 0
3 years ago
Lester bought 6.73 pounds of bologna at the deli. Renee bought 1.41 pounds of bologna. How much more bologna did Lester buy than
atroni [7]

Answer:

5.32

Step-by-step explanation:

You would have to subtract 6.73-1.41.

5 0
2 years ago
Brainliest answer to the right answer and 30 points!
timofeeve [1]
10.5^2 + 20.8^2 = 110.25 + 432.64 = 542.89
23.3^2 = 542.89 
Right triangle
------------------------
20.1^2 = 524.41
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8 0
3 years ago
Expand the following (4/5d - 7e)2
tensa zangetsu [6.8K]

Answer: \dfrac{16d^2}{25}+49e^2-\dfrac{56de}{5}

Step-by-step explanation:

Given

The expression is

(\dfrac{4d}{5}-7e)^2

Use identity (a-b)^2=a^2+b^2-2ab

Apply identity

\Rightarrow \left( \dfrac{4d}{5}-7e\right)^2=\left( \dfrac{4d}{5}\right)^2+(7e)^2-2\times \left( \dfrac{4d}{5}\right)(7e)\\\\\Rightarrow \left( \dfrac{4d}{5}-7e\right)^2=\dfrac{16d^2}{25}+49e^2-\dfrac{56de}{5}

4 0
3 years ago
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