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kati45 [8]
3 years ago
9

Math: Problem-Solving with equations

Mathematics
1 answer:
patriot [66]3 years ago
6 0

Answer:

the answer is d

Step-by-step explanation:

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The radius of the large sphere is double the radius of the
valentinak56 [21]

Answer:

8

Step-by-step explanation:

just do the comparation

Vb : Vs

b for big and s for small

4/3 π rb³ : 4/3 π rs³ (since there are 4/3 and π on both side, we can eliminate them so)

Vb : Vs = rb³ : rs³

Vb : Vs = (2rs)³ : rs³

Vb : Vs = 8rs³ : rs³ (delete the r³ on both side)

Vb : Vs = 8 : 1

so Vb is 8 times larger in volume than the small one

3 0
3 years ago
2(x -5) - 5x = -4 i need help
inysia [295]

Answer:

x = -2

Step-by-step explanation:

2(x - 5) - 5x = -4

Distrubute the 2 into the parentheses

2x - 10 - 5x = -4

Add 10

    +10           +10

2x - 5x = 6

Simplify

-3x = 6

Divide

÷ -3   ÷ -3

x = -2

3 0
3 years ago
What is the equation of y=2x-6 in standard form?
prisoha [69]

Answer:

2x - y = 6

Step-by-step explanation:

The equation of a line in standard form is

Ax + By = C ( A is a positive integer and B, C are integers )

Given

y = 2x - 6 ( add 6 to both sides )

y + 6 = 2x ( subtract y from both sides )

6 = 2x - y, that is

2x - y = 6 ← in standard form

3 0
3 years ago
Read 2 more answers
J/k- 0.2k when j = 25 and K = 5
Lilit [14]
25/5-0.2*5=?
1.(25/5=5)
2.(5-0.2=4.8)
3.(4.8*5=24)
4. the answer is 24

Happy to Help!!! :) :)
3 0
3 years ago
What is the value of x and the length of segment DE?
kaheart [24]

My reactions to this:

???

My notes to you:

This is confusing... (At least for me it is...)

3 0
3 years ago
Read 2 more answers
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