3 years ago

At a pet store, Davina counted 12 parrots out of 20 birds. Which is an equivalent ratio of parrots to birds at the pet store?

Mathematics

1 answer:

vlada-n [284]3 years ago

5 0

The answer would be D

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Simplify 1/3a+3/5-1/15+2/3a

Misha Larkins [42]

Answer: $\frac{15+8a}{15a}$

Step-by-step explanation:

$=\frac{1}{3a} +\frac{3}{5} -\frac{1}{15}+ \frac{2}{3a} \\= \frac{1}{3a} +\frac{8}{15} +\frac{2}{3a} \\=\frac{5+8a+10}{15a} \\=\frac{15+8a}{15a}$

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den301095 [7]

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2 years ago

Which is the correct label of the parallel lines? parallel lines a and b are shown. points a and b lie on line a while points c

Nataly_w [17]

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2 years ago

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skad [1K]

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Step-by-step explanation:

3x + 4 = -8

3x= -12

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LenKa [72]

Answer:

Step-by-step explanation:

If A||B then the sum of given angles must be equal to 180°

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