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agasfer [191]
3 years ago
10

Please help. Show work, THANK you so much!

Mathematics
1 answer:
andreev551 [17]3 years ago
3 0
7. 539 is the answer of number 7


8. The answer might be 53 maybe on number 8
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What is the volume of the prism?
Triss [41]

Answer:

volume of hexagonal prism = area of base * perpendicular height

Step-by-step explanation:

4 0
3 years ago
I Need help wit this.
Art [367]

Answer:

Quadrant IV

Quadrant IV (Also known as Quadrant 4) is made of negative (left) and positive (top)

7 0
3 years ago
Dimensions of a Box A large plywood box has a volume of . Its length is ft greater than its height, and its width is ft less tha
cupoosta [38]

Answer:

Few things are missing, they are volume of the box is 180 feet cube. Length is 9 feet greater than its height, and weight is 4 feet less than its height.

Step-by-step explanation:

Given, the volume of the box, V = 180 feet cube

Let the height of the box, h = x feet

Therefore, length is, l = ( 9+x ) feet

And width is, b = ( x-4) feet

so volume of the box is

V = l x b x h

$ 180= (x+9) \times (x-4) \times (x)$

$ x^3 +5x^2-36x -180 =0$

Factorizing we get

(x+5)(x-6)(x+6)=0

Therefore,

x = -5, -6, 6

Now since the height of the box cannot be negative, so taking the positive value of x, we get

Height of the box, h = x = 6 feet

Length , l = ( 9+x ) = 9+6 = 15 feet

Width , b = ( x-4) = 6-4 = 2 feet

8 0
3 years ago
Marissa bought x shirts that cost $19.99 each and y pairs of shorts that cost $14.99 each. The next day she went back to the sto
zlopas [31]

Answer:

<h2>19.99(x+3)+ 14.99(y+4)</h2>

Step-by-step explanation:

Step one:

given data

day one

x shirts that cost $19.99 each and

y pairs of shorts that cost $14.99 each.

Day two

3 more shirts that cost $19.99 each and

4 more pairs of shorts cost $14.99 each.

Step two:

the total number of shirts is

x+3

and the total number of shorts is

y+4

The total cost is ex[ressed as

19.99(x+3)+ 14.99(y+4)

7 0
3 years ago
Read 2 more answers
What is the factor of 3x2-9x-12?<br> pleaseeee help me guys !!
8090 [49]

Answer:3x² - 9x - 12 =

3(x² - 3x - 4) =

3(x² + x - 4x - 4) =

3(x(x+1)-4(x+1)) =

3(x+1)(x-4)

Step-by-step explanation:

8 0
4 years ago
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