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mamaluj [8]
3 years ago
14

Your friend has a bag of 20 marbles. Seven

Mathematics
2 answers:
cupoosta [38]3 years ago
7 0

Answer:

<u> </u><u>s</u><u>o</u><u>l</u><u>n</u>

Data given:

20 mables

7 blue

4 red

3 yellow

2 green

=7+4+3+2

=16

20-16

=4

4/20×100

=40%

Elis [28]3 years ago
6 0

Answer:

20%

Step-by-step explanation:

First, I added them up. From the things we know, blue, red, green, yellow combined equals 16 marbles. 20-16 equals 4. So there are 4 white marbles. 4/20 times 5 equals 20/100. So the percent of the marbles that are white is 20%.

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Perform the indicated operation.
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\frac{2(a-3)}{(3+a)(3-a)}

Step-by-step explanation:

This can be written as;

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Rewrite the operation as;

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cancel common to remain with;

\frac{2(a-3)}{(3+a)(3-a)}

Learn More

Factorization : brainly.com/question/11930808

Keywords : Operation

#LearnwithBrainly

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