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exis [7]
3 years ago
9

what is a number that when you multiply it by 4 and add 15 to the product you get 28? show your work please

Mathematics
1 answer:
Helga [31]3 years ago
6 0

Answer:2

Step-by-step explanation:

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If r = 4 units and x = 13 units, then what is the volume of the cylinder
irina [24]
Im going to go with the volume being 653.45 because v = pie r squared h = pie  times 4 squared times 13 which equals 653.45... hope its correct ! 
6 0
3 years ago
Circle a has a radius of 3 and circle b has a radius of 11. if the idstance between the center of the circles in 17, find the le
Andrews [41]
Use Pythagorean Theorem:
a² + b² = c²
"a" is one side of the right triangle.
Its length is: radius of larger circle minus radius of smaller circle: (11 - 3 = 8)
The distance between the center of the circles creates the hypotenuse (17)
8² + b² = 17²
       b² = 225
       b = 15

Answer: the length of the common external tangent is 15.

3 0
3 years ago
What is the solution to the equation 2(x - 3) = 2x + 5
Genrish500 [490]
Hello there!

2(x - 3) = 2x + 5

Let's start by using the distributive property for the left side.

(2)(x) + (2)(-3) = 2x + 5

2x - 6 = 2x + 5

Then we need to add 6 to both sides

2x - 6 + 6 = 2x + 5 + 6

2x = 2x + 11

We need to transfer 2x on the left side, we gonna do that by subtracting 2x from both sides

2x - 2x = 2x + 11 - 2x

0 = 11

Thus,

There are no solutions.

I hope this helps!

Good luck with your career!
7 0
3 years ago
Read 2 more answers
I need help please answer right
joja [24]

Answer:

8.5 ft is the length, and 7 ft is the width.

Step-by-step explanation:

8.5 ft is the length

6 0
3 years ago
Jake rounded 18,752 to the nearest ten thousand which is his number
Effectus [21]
The nearest ten thousand is 20,000

4 0
3 years ago
Read 2 more answers
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