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Anon25 [30]
3 years ago
8

Grace, Chelsea, and Roan are simplifying the same polynomial expression. which students work is correct and why?

Mathematics
2 answers:
Trava [24]3 years ago
8 0

Answer:

Grace

Step-by-step explanation:

Chelsea and Roan didn't distribute the negative sign in the second half of the first expression.

-2(x - 8) is

-2(x) + (-2)(-8)

   -2x + 16

joja [24]3 years ago
4 0

Answer:

Grace

Step-by-step explanation:

Grace is correct. Chelsea and Roan didn't distribute the negative sign in the second half of the first expression.

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Answer:

The unit rate for doing chores is $1 per hour more than the unit rate for babysitting

Step-by-step explanation:

30 / 5 = 6

28 / 4 = 7                             the person above me was right

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2 years ago
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At a family reunion, a family friend brings 20 pounds of ice and 30 cups. Which expression shows the greatest common factor, usi
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The expression for the greatest common factor of 20 and 30 using the distributive property is 10(2 + 3)

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The relation for the distributive property :

a × (b + c)

Expand ;

a × (b + c) = (a × b) + (a × c) = ab + ac

Finding the greatest common factor of 20 and 30 ;

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According to the distributive property

(2 × 10) + (3 × 10) = 10(2 + 3)

Therefore, the expression for the greatest common factor is 10(2 + 3)

Learn more :brainly.com/question/15263211

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kati45 [8]

Answer:

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Step-by-step explanation:

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Tony ran laps around a track to raise money for a hospital. Tony raised $15 plus $1.50 per lap that he ran. He raised a total of
sleet_krkn [62]
<span>it is 21.4285714286 but you can just put it as 21.42

</span>
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Monisha and Dave each sold more magazine subscriptions as part of a fundraiser Monisha rays have as much money as the rays toget
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Take it from here.
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