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lesantik [10]
3 years ago
14

Simplify the polynomial by using foil or box method (2y-1)(y+4)

Mathematics
1 answer:
Sav [38]3 years ago
3 0
So foil
2y² +8y -y-4 = 2y²+7y-4
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What is the mean?<br> {38, 21, 64, 59, 21, 12, 13, 66, 55, 21}
pogonyaev

Answer:

37

Step-by-step explanation:

Add all the numbers up and you will get 370. How many numbers are there in total? 10 right so you divide 370 with 10 and get 37.

hope this help

5 0
3 years ago
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A grocery store bought milk for $2.80 $⁢2.80 per half gallon and stored it in two refrigerators. During the night, one refrigera
harkovskaia [24]

Let x represent the number of half-gallons purchased by the store. Then x-13 is the number sold, and 2.80x is the store's cost. The revenue is 4.06(x-13) and the difference between that and cost is the profit.

... 4.06(x -13) -2.80x = 63.14

... 1.26x - 52.78 = 63.14 . .  . . eliminate parentheses, collect terms

... 1.26x = 115.92 . . . . . . . . . . add 52.78

... x = 115.92/1.26 = 92 . . . . . divide by the coefficient of x

The store purchased 92 half-gallons of milk.

5 0
3 years ago
Someone PLEASE help with these as fast as you can. thank you so much
nika2105 [10]

Answer:

Step-by-step explanation:

1) 945,235.321

9 is in hundred thousand's place.Its value = 900,000 - nine hundred thousand

4 is in ten thousand's place.It's value = 40,000 - Forty thousand

5 is in thousand's place. It's value = 5,000 - Five thousand

2 is in hundred's place. It's value = 200 - two hundred

3 is in ten's place.It's value = 30 - thirty

5 is in one's place. It's value = 5 - Five

3 is in tenth's place.It's value = 0.3 - point 3

2 is in hundredth's place.It's value = 0.02 - point zero two

1 is in thousandth's place. Its value = 0.001 - point zero zero one

 735.284

8 is in hundredth place.It's value = 0.08

5 is in one's place. It's value = 5

2 is in tenth place.Its value = 0.2

3 0
3 years ago
The students in Ms. Shen’s class are making decoupage boxes. Each box has 6 sides that can be covered by images. There are 20 st
mrs_skeptik [129]
3 because 20/6=3.3333333333 so you would have 3 because you can split the pictures
3 0
4 years ago
Which set of numbers is arranged in increasing order? A. , , , B. , , , C. , , , D. , , ,
Jet001 [13]

Answer:

its B

Step-by-step explanation:

3.14 then pi (3.14159) then 22 ÷ 7 (3.1428) then square root of 10 (3.16)

4 0
3 years ago
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