3 years ago

Math is awfully hard

Mathematics

1 answer:

muminat3 years ago

7 0

Answer:

b= -15

a= 18

Step-by-step explanation:

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Fiesta28 [93]

Answer:

Step-by-step explanation:

Find the mean:

Day 1: 2

Day 2: 1

Day 3: 4

Day 4: 5

Day 5: 0

Day 6: 7

Mean = $\frac{2 + 1 + 4 + 5 + 0 + 7}{6} = 3.17$

This does not exceed a daily mean of 3.5 hours which was set by her mom as a guideline.

Therefore we can conclude that:

"Chawrdi complied with the guideline because the mean number of hours played is $\frac{2 + 1 + 4 + 5 + 0 + 7}{6} = 3.17$ .

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3 years ago

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Tatiana [17]

18:20

Multiply each side by 2

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3 years ago

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GarryVolchara [31]

Answer:

2/5 of 3 = 2/5 * 3 = 6/5....what he plants

(6/5) / 5 = 6/5 * 1/5 = 6/25 <== what each friend got

Step-by-step explanation:

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3 years ago

(a + b - c )(a + b + c )

True [87]

If you are looking for the expanded version, this is it. It is also possible to group either an a from (a^2 + 2b) or a b from (2ab + b^2). Hope this helps!

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3 years ago

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Complementary and supplementary angles please answer please

kari74 [83]

Answer:

m<MON = 57

Hope this helps :)

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3 years ago