3 years ago

Quick! [0, infty) open or closed interval?

1 answer:

5 0

Infinite intervals are closed if they contain a finite endpoint, and open otherwise. The entire real line is an infinite interval that is both open and closed

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Please help!! Answer correct for brainliest and also get a thanks ! :)

puteri [66]

Multiplies the second one by 4

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3 years ago

Use the distributive property to remove the parentheses -5(-4y-w+3)

vampirchik [111]

Answer:

Step-by-step explanation:

Original Equation:

-5(-4y - w + 3)

Multiply -5 by -4y

20y

Multiply -5 by -w

Multiply -5 by 3

-15

Plug these values back into the equation

20y + 5w - 15

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3 years ago

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Digiron [165]

With 5lbs of sugar syrup to get a 25% syrup you would need to add 15lbs of water

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3 years ago

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Find the solution to the system of equations. x+y+z=23 y+z=14 z=9

Ne4ueva [31]

A) x+y+z=23
B) y+z=14
C) z=9
Since z = 9 then
A) x + y = 14
B) y = 5
A) x + y+ z=23
A) x + 5 + 9 = 23
A) x = 9

3 0

2 years ago

13 ? start fraction, 13, divided by, 10, end fraction of a number is what percentage of that number?

zubka84 [21]

Answer:

The percentage is $130\%$

Step-by-step explanation:

Let

x-----> the number

we have

$\frac{13}{10}x=1.3x$

To find the percentage multiply by 100

$1.3*100=130\%$

7 0

3 years ago