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uranmaximum [27]
2 years ago
13

(4x + 4) (5x + 2) =

Mathematics
2 answers:
kirill115 [55]2 years ago
4 0

Answer:

Step-by-step explanation:

20x^2+28x+8

Free_Kalibri [48]2 years ago
3 0
To begin with you multiply each term in the parentheses by each term in the second parentheses in the equation So then it would be

4x • 5x+4x • 2 + 4 • 5x+4 • 2

That then when you calculate it it would be

20x^2+8x+20x+8

Then you get the like terms.

20x^2+28x+8
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Maria walks a round trip of 0.75 mile to school every day.how many miles will she walk in 4.5 days
zavuch27 [327]

Answer:

3.375 miles

Step-by-step explanation:

Each day Maria walks 0.75 miles, so if she walks for 4.5 days, then 0.75*4.5= 3.375 miles.


7 0
3 years ago
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X^3 = 64<br> Solve it pls
AnnyKZ [126]

Answer:

x=4

Step-by-step explanation:

8 0
2 years ago
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It takes 4/7 of an hour to paint 2/7 of a room. How long does it take to paint one room ?
Sidana [21]

Answer:

2 Hours

Step-by-step explanation:

4/7 of an hour = 34.3 minutes.

34.3 minutes per 2/7

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6/7 = 102.9 OR 1 hour 42 minutes.

Then add half of 34.3 (17.15)

7/7 = 120.05. = 2 hours 0.5 seconds.

3 0
3 years ago
Hi please help with this question ???):
maw [93]
The answer to your question is -19
7 0
2 years ago
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The coefficient of xy in the product of (4x2 + 2y) and (3x + y2) is
icang [17]
In polynomials, when a term contains both a number and a variable part, the number is called the co-efficient. 
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3 0
3 years ago
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