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Debora [2.8K]
3 years ago
6

If a+b = 5, a³+b³+15ab=?​

Mathematics
1 answer:
kakasveta [241]3 years ago
5 0

Answer:

{a}^{3}  +  {b}^{3}  + 15(5) =  {a}^{3}  +  {b}^{3}  + 75  \\

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a 12- inch ruler is duvided into 3 parts. the large part is 3 times longer than the small. the meddium part is times longer than
damaskus [11]

Answer:

2 inches

Step-by-step explanation:

x= smallest

3x=largest

2x=medium

x+3x+2x=12

6x=12

x=2

so smallest is 2

largest is 6 (3x)

medium is 4 (2x)

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6 0
3 years ago
Numbers greater than 20 that have 9 as a factor
riadik2000 [5.3K]
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3 years ago
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Sergeu [11.5K]

Answer:

2 :3

Step-by-step explanation:

To take the scale factor from the area to length we take the square root of each

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5 0
3 years ago
Ryan's dog weighs 55 pounds, and Mark's dog weighs p pounds. Which expression shows their combined weight?
atroni [7]
55 + p = Combined weight
8 0
3 years ago
Read 2 more answers
Solve for x: x /6−y/3= 1<br> SHOW WORK
Dmitriy789 [7]

\dfrac x6 - \dfrac y3 =1\\\\\\\implies \dfrac x6 - \dfrac{2y}6 = 1\\\\\\\implies \dfrac{x-2y}6  =1\\\\\\\implies x -2y =6\\\\\\\implies x =6+2y\\\\\\\implies x = 2(3 +y)

3 0
2 years ago
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