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professor190 [17]
3 years ago
14

ILL GIVE BRAINLIST ON WHOEVER GETS IT RIGHT

Mathematics
1 answer:
Rina8888 [55]3 years ago
6 0

Answer:

Step-by-step explanation:

3x - 2y = 22

2x + 9y = -37

Solving this simultaneously or by elimination, x = 4

Y = -5

[4, -5]

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There are 24 boys and 16 girls in a hall, each holding coins in their hand.The mean number of coins for the children is 11, The
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Answer:

14

Step-by-step explanation:

The computation of the mean number of coins for the girls is shown below:

Since there are 24 boys and 16 girls so the total children is 40

So the number of coins for all children is

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= 440

And, the number of coins for all boys is

= 9 × 24

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Now the mean is

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4 0
2 years ago
If nx10^p is a positive number written in scientific notation which statements must be true? Select all that apply
liq [111]

For this case we have the following number written in scientific notation:


n * 10 ^ p

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Answer:

The following statements are correct about the number written in scientific notation:

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3 0
2 years ago
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Answer:

2

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3 x 2 = 6

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7 0
1 year ago
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