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Evgen [1.6K]
3 years ago
11

Solve. 3(2x – 10) = = X X = ?

Mathematics
1 answer:
Ghella [55]3 years ago
7 0
3(2x-10)
6x-30
6x=30
x=5
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The school playground is the shape below. How many square
nadya68 [22]

Answer:

D) 22 m2

Step-by-step explanation:

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5 0
4 years ago
Can someone help me out with these two problems and show work please !!
lara [203]

Answer :

<em>( 6 y^4 + 3 y^2 -7) - (12 y^4 - y^2 + 5)</em>

Step-by-step explanation:

(6 y^4+ 3 y^2-7) - (12 y^4 - y^2 + 5 )

=6 y^4 +3 y ^2 - 7 - 12 y^4 + y^2 - 5

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2 years ago
Write the equation of the line the that is parallel to 21x-7y=12 and goes through the point (1, -3).
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Work:
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7 0
3 years ago
WhAt is the volume of the right circular cone with the radius of 4cm and a height of 12cm
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sukhopar [10]

Answer:

The homeowner will require 9 strips of wallpaper.

Step-by-step explanation:

The question is asking <em>"how many 20 inches fit into 15 feet?".</em>

We know that

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therefore, 15 feet will be

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Now, the number of 20 inches wallpaper strips that will fit into 180 in long wall will be

180 in/ 20 in  = 9

Therefore, the homeowner will require 9 strips of wallpaper.

3 0
4 years ago
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