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andreyandreev [35.5K]
3 years ago
6

(20x2-7x-3)-(9x2-12x-5)

Mathematics
1 answer:
BARSIC [14]3 years ago
5 0

Answer:

-17

Step-by-step explanation:

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Please help me with this problem......
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The red graph is the result of a vertical translation, 4 units down, of the black graph.

This means that, whenever the black graph associates

x\mapsto f(x)

The red graph must associate 4 less to the same input:

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So, the equation for the red graph is

y=f(x)-4

or, equivalently,

y+4=f(x)

7 0
4 years ago
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3. Formulate 900 lbs of a 35% CP ration using Soybean Meal (46% CP) and Oats (12% CP). How many pounds of soybean meal will be u
Anarel [89]

Answer:

The amount of Soyabean = 608.82 pounds.

The amount of Oats  = 900-608.82 = 291.18 pounds.

Step-by-step explanation:

Given that the Soybean Meal has 46% CP and Oats has 12% CP.

The total amount of ration is 900 lbs of 35% CP.

Let x pounds of Soyabean has been used, so,

the amount of Oats = 900-x lbs.

The CP amount in 900 lbs mixture will be equal to the sum of CP amounts in x lbs Soyabean and 900-x lbs Oats, i.e

35% of 900 = 46% of x + 12% of (900-x)

\Rightarrow \frac{35}{100}\times 900=\frac{46}{100}\times x+\frac{12}{100}\times (900-x)

\Rightarrow  35\times 900 = 46x + 12\times 900 - 12 x

\Rightarrow 34x= 900(35-12)

\Rightarrow x = (900\times 23)/34

\Rightarrow x = 608.82 lbs.

So, the amount of Soyabean = 608.82 pounds.

The amount of Oats  = 900-608.82 = 291.18 pounds.

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3 years ago
30% of __=3<br><br> Please I need this Asap
Natalija [7]

Answer:

<h2>30% of 10 is 3</h2>

Step-by-step explanation:

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you want to multiply both sides by 30

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The cost of the blanket is $20
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Answer:0.231

Step-by-step explanation:

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3 years ago
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