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Montano1993 [528]
3 years ago
14

Solve the inequality 1/2 x - 5 > -7

Mathematics
1 answer:
FrozenT [24]3 years ago
7 0
Multiply both sides of the inequality by 2 
x-10>-14
move constant to the right side and change its sign
x>-14+10
calculate the sum
x>-4
 answer is x>-4 

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scoray [572]
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3 years ago
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A family is building a circular fountain in the backyard. The yard is rectangular and measures 10x by 15 and the fountain is goi
Ira Lisetskai [31]
The correct question is
A family is building a circular fountain in the backyard. The yard is rectangular and measures 10x by 15x and the fountain is going to be circular with a radius of 4x. Once the fountain is built, what will be the area of the remaining yard?

Step  1
find the area of rectangular yard (A1)
A1=(10*x)*15*x=150*x² units²

Step 2
find the area of the circular <span>fountain (A2)
A2=pi*r</span>²---------> pi*(4x)²=16*pi*x²

Step 3
find <span> the area of the remaining yard (A3)

A3=A1-A2----------> 150*x</span>²-16*pi*x²----> x²*[150-16*pi]----> 2*x²*[75-8*pi]

the answer is the option A) 
<span> 2x</span>²<span> (75-8pi )</span>

3 0
4 years ago
What has a greater affect on the volume: doubling the height or width
Alexandra [31]
Ha! It's a trick question! The answer is both. Doubling the width or the height of anything increases the volume.
5 0
3 years ago
How do you describe the lines below
11Alexandr11 [23.1K]
They are perpendicular lines. they form right angles
7 0
3 years ago
What is the base of a triangle with an area of 30 square inches and height of 10 inches.
mojhsa [17]

Answer:

Base = 6 inches

Step-by-step explanation:

30 divided by 1/2 equals 60. 60 divided by 10 equals 6.

To check:

A = 1/2bh

30 = 1/2 x 6 x 10

30 = 30 ✅

3 0
3 years ago
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