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quester [9]
3 years ago
15

Which expression is equivalent to 2x + x^2 + 3x + 5x^2 - 10x?

Mathematics
2 answers:
Nonamiya [84]3 years ago
8 0
<span>2x + x</span>²<span> + 3x + 5x</span>²<span> - 10x      (combine like terms)
6x</span>² + 5x -10x
6x² - 5x
which is the same as
-5x +6x²
Your answer is C
diamong [38]3 years ago
3 0
Answers is C
X^2 + 5x^2 + 2x+3x- 10x
6x^2 + 5x - 10x
-5x + 6x^2
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Can someone answer this for me pls and thank you
kherson [118]

x in terms of b:

-2(bx - 5) = 16

-2bx + 10 = 16

-2bx =  6

    x = 6 / -2b

    x = -3/b

--------------------------------

when b = 3 then

-2(3x - 5) = 16

-6x + 10 = 16

-6x =  6

  x = -1

Answer

The value of x in terms of b is -3/b

The value of x when b is 3 is -1

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3 years ago
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avanturin [10]

Answer:

A. 24

Step-by-step explanation:

7 0
3 years ago
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Y = x^3 + 5x^2 + 3x x= -3
dexar [7]

Answer:

9

Step-by-step explanation:

-3^3 +5*(3)^2 +3*-3

-27+5*9+(-9)

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8 0
3 years ago
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6÷2(1+2)= _____ whats the answer to this
GalinKa [24]

Answer:

9

Step-by-step explanation:

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Then you do division 6 divided by 2=3

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This is known as pemdas

P=parenthesis

E=exponents

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As=Addition and subtraction is also left to right

8 0
2 years ago
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Please help!!!! i am despite, i will mark brainlyest
Sedaia [141]

Answer:

x=12

10x = 120

5x = 60

Step-by-step explanation:

paralellograms will become 360 degrees

so 2(5x) +2(10x)= 360

Simplify:

10x + 20x = 360

= 30x

divide both sides by 30 and isolate

<u>30x </u> = <u>360</u>

30        30

x=12

multiply 12 by 10x and 5x

10x = 120

5x = 60

7 0
3 years ago
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