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Licemer1 [7]
4 years ago
13

Simplify (3x2 + 2x + 7x3) + (10x2 + 6x + 9)

Mathematics
2 answers:
I am Lyosha [343]4 years ago
8 0
13x^3 + 8x + 7x^3 + 9
torisob [31]4 years ago
4 0
I hope this helps you 3x^2+2x+7x^3+10x^2+6x+9 7x^3+13x^2+8x+9
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The sum of two numbers is 48.<br>the second number is seven times the first number​
dusya [7]

Answer:

\huge\boxed{\sf x =6,\ y = 42}

Step-by-step explanation:

Let the numbers be x and y

<h3>Given condition:</h3>

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y = 7x -------------(2)

Put Eq. (2) in (1)

x + 7x = 48

8x = 48

Divide 8 to both sides

x = 48/8

<h3>x = 6</h3>

Put x = 6 in Eq. (2)

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<h3>y = 42</h3>

\rule[225]{225}{2}

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eimsori [14]

Answer:

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Step-by-step explanation:

Given data:

fX(x) = Cxe^(−x/2) if x >0 0 otherwise, where C > 0 is some constant.

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attached below is a detailed solution

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3 years ago
What is the answer to 5x=37-5/7
loris [4]
X = (37 - 5/7)/5 = 7.26 
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4 years ago
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which of the following are the building blocks of geometry, according to hilbert? ray line angle point plane
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The building blocks of geometry would be point line and plane. 
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Mr. Rodriguez has only $62.50 to spend at a clothing store. He wants to buy a shirt that costs $35, including tax and some brace
BARSIC [14]

Answer:

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Step-by-step explanation:

Part A

  • 35 + 5.50x = 62.50

Part B

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7 0
3 years ago
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