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DaniilM [7]
3 years ago
8

Find the sum and express it in simplest Form (3a^2+2a+8)+(5a^2-a)

Mathematics
1 answer:
AlladinOne [14]3 years ago
8 0

Answer:

8a^2+a+8

Step-by-step explanation:

(3a^2+2a+8)+(5a^2-a)= \\\\(3a^2+5a^2)+(2a-a)+8= \\\\8a^2+a+8

Hope this helps!

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Jorge gives an equal number of marbles to 6 friends. Which could be the total number of marbles he gave to his friends?
Allushta [10]

Answer:

D. 60

Step-by-step explanation:

To find an equal number of numbers the sum has to be equal to 6*x.

6 0
3 years ago
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What is The Greatest Common Factor of 21 and 63?​
Ksenya-84 [330]
It should be 7. No bigger number can go into either.
5 0
2 years ago
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Cindy pics six times as many apples as Mary John pick eight times as many apples as Mary together they picked 135 apples how man
spin [16.1K]

Answer:

126 apples

Step-by-step explanation:

Let the number of apples picked by Mary=m

Cindy picks 6 times as many as Mary= 6Xm=6m

John picks 8 times as many as Mary= 8Xm=8m

Altogether they picked a total of 135 apples.

m+6m+8m=135

15m=135

m=135/15

m=9

We want to determine how many apples John and Cindy Picked.

John Picked 6m apples

Cindy Picked 8m apples

Their combined total= 6m+8m =14m

Since m=9

14m =14 X9 =126 apples

John and Cindy picked a total of 126 apples

3 0
3 years ago
What is 0.68 is 1/10 of
rosijanka [135]

Answer:

68/1000

Step-by-step explanation:

0.68=68/100.68/100×1/10=68/1000

5 0
3 years ago
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What is the scale factor in the dilation?​
BigorU [14]
<h3>Answer: Choice D) 2 & 1/2</h3>

Work Shown:

Length of AC = 10-4 = 6 units (I'm subtracting the x coordinates)

Length of A'C' = 25-10 = 15 units

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Triangle A'B'C' has side lengths that are 2 & 1/2 times longer compared to the corresponding sides of triangle ABC.

3 0
3 years ago
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