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NISA [10]
2 years ago
5

Factor 15c·(a+b)+8·(b+a)

Mathematics
1 answer:
AleksAgata [21]2 years ago
8 0

Answer:

(15c + 8)(a + b).

Step-by-step explanation:

15c·(a+b)+8·(b+a)

(a + b) is common to both parts:

= (15c + 8)(a + b).

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A group of students organized a car wash to raise money for a local charity. The students charged $5.00 for each car they washed
Gala2k [10]

The students will earn $180 by washing cars for 9 hours.

In 3 hours the students will earn...

$5 x 12 = $60

5 dollars x 12 cars = 60 dollars

So in 3 hours the group of students will earn $60

In 9 hours the students will earn...

$60 x 3 = $180

Since the students will earn $60 per every 3 hours, you multiply $60 with 3 because if you divide 9 hours by 3 hours you will get 3. The answer you get by multiplying 60 by 3 is 180. Therefore the students can earn $180 from washing cars.

I hope this helps!

3 0
3 years ago
Are 8x+ 16 and 4(2x+4) equivalent
8090 [49]
Yes they are equivalent
8 0
3 years ago
2. What is the slope of a line that contains the points (4, 2) and (5,9)
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Answer:

m=7

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7 0
3 years ago
Need help with polynomial long division. BRAINLIEST FOR BEST ANSWER!
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\frac{(4x - 3)( {x}^{3}   + 3  {x}^{2}  - 10 x - 5)}{(4x - 3)} =  \\

{x}^{3}   + 3  {x}^{2}  - 10 x - 5

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How many cubic feet of water will it take to fill a pool that measures 25 feet by 22 feet by 4 feet?
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2200 cubic feet of water

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