3 years ago

STAAR Category 3

1 answer:

7 0

Answer:

i think that it's c

Step-by-step explanation:

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siniylev [52]

<span>the answer is A, because there are 10 total students (7+3) and there are 7 girls in the class making it a 7:10 ratio.</span>

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2 years ago

snow_tiger [21]

Answer: b

Step-by-step explanation:

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2 years ago

katrin2010 [14]

I think that’s a brand of tape beacuse there’s duck tape, scotch tape, paint tape, washie tape etc

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2 years ago

Mkey [24]

9514 1404 393

Answer:

4mn/(3m+12)

Step-by-step explanation:

It is often helpful to factor expressions so that common factors can cancel.

$\dfrac{8n^2}{m^2-16}\times\dfrac{m^2-4m}{6n}=\dfrac{8mn^2(m-4)}{6n(m-4)(m+4)}=\dfrac{4mn}{3(m+4)}\\\\=\boxed{\dfrac{4mn}{3m+12}}$

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2 years ago

slavikrds [6]

Step-by-step explanation:

2a - 7 - 6a = 9

- 4a - 7 = 9

- 4a = 16

a = -4

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2 years ago