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Elenna [48]
3 years ago
15

I need answers please just a few is fine

Mathematics
1 answer:
alina1380 [7]3 years ago
4 0
The second one is correct so its 2
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Please help Use the expression 8a + 16c.
alexdok [17]

Answer:

C  89a + 2c)

Step-by-step explanation:

The largest factor of both 8 and 16 is 8.  So, 8 = GCF

factor out an 8 and you get 8(a + 2c)

To check if you are correct, multiply and see if you get what you started with.

3 0
3 years ago
Read 2 more answers
-5y 2 from y2 simplify these​
Serga [27]

Answer:

hey is this from ncert textbook well.i know it

so question is y²-(-5y²)

it will be. y²+5y² (minus minus will become plus)

it will be then 1y²+5y² (y² will be 1y²)

so total will be 6y²

thanks pls give me brainliest I need it to upgrade the rank

5 0
3 years ago
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A food processor packages orange juice in small jars. The weights of the filled jars are approximately normally distributed with
vovikov84 [41]

Answer:

6.68 %.

Step-by-step explanation:

The standardised z-score = ( 10.95 - 10.5) /  0.3

= 1.5.

Looking up the Normal Distribution tables ( area to the left) 1.5 corresponds to  0.93319 so for   a  weight above 10.95 the proportion is

1 - 0.93319 = 0.06681

= 6.68%.

4 0
3 years ago
It took Mrs. Johnson 1/2 an hour to walk 2 1/2 miles. What is her speed in miles per hour?​
Arisa [49]

Answer:

I think its 5 mph

Step-by-step explanation:

3 0
4 years ago
Please help me with this question.
mixas84 [53]

Answer:

B

Step-by-step explanation:

In a triangle, the sum of any two sides must be bigger than the third.

For the first one, 10+20=30 is not greater than 30, so this is not correct.

For B, 122+137 = 259 > 257, 257+137>122  , and 257 + 122 > 137. This works

For C, 8.6 + 2.7 = 11.3 < 12.2, so this does not work

For D, 1/6 + 1/5 = 5/(6*5) + 6/(6*5) = 5/30 + 6/30 = 11/30 < 1/2 = 15/30, so this does not work

7 0
3 years ago
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