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geniusboy [140]
2 years ago
12

Why are prefixes used in naming covalent compounds

Mathematics
1 answer:
Nataly_w [17]2 years ago
6 0

Answer:

the atoms can have different numbers of valence electrons

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(3x - 1)(x + 5)<br> What the answers
Romashka [77]

Answer:

3x^2+14x-5

Step-by-step explanation:

Use the foil method. Multiply 3x by (x+5) first, then multiply -1(x+5). This produces 3x^2+15x-x-5, reduce to get 3x^2+14x-5.

3 0
3 years ago
aircraft costs ​$2901 dollars per hour to operate. The algebraic expression 2901t gives the total cost to operate the aircraft f
Cloud [144]

Answer:

$20016.90

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all you do is multiply. easy-peasy

2901x6.9=20016.90

6 0
3 years ago
It says write a ratio in fraction form to compare the number correct to the total questions for each test. She had got 19 out of
Likurg_2 [28]
You make it a fraction easily by puting the 19 over 25 and 17 over 20 like

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8 0
4 years ago
Tammy usually uses her cupcake recipe to make 18 cupcakes, but this time 1 point
Ksivusya [100]
Okay so 4 8 12 16 and she has to do its 8 she only needs 1 1/4 cups or 1.1
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3 years ago
What is 4.86 divided by .2
stepan [7]
Lets solve:







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8 0
3 years ago
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