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OlgaM077 [116]
2 years ago
14

Find the answer to: (k+3)-(3k-5)=

Mathematics
1 answer:
Degger [83]2 years ago
4 0

Answer:

-2k + 8

Step-by-step explanation:

Distribute the Negative Sign:

=k + 3 + −1(3k − 5)

=k + 3 + −1(3k) + (−1)(−5)

=k + 3 + −3k + 5

Combine Like Terms:

=k + 3 + −3k + 5

=(k + −3k) + (3 + 5)

=−2k + 8

Hope this helps!

brainliest?

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An investor has an account with stock from two different companies. Last year, his stock in Company A was worth $7200 and his st
Ronch [10]

Answer:

22.7%

Explanation:

Given that last year stock for company A was $7200

The stock for company B last year was worth $3510

Stock in company A decreased by 24%

This means the new value of stock for company A became;

(100-24)/100 *$7200

76/100*$7200

0.76*7200 =$5472

Stock in company B decreased by 20%

This means the new value of stock for company B became;

(100-20)/100 *$3510

80/100*$3510

0.8*$3510

$2808

Original investors stock value was = $7200+$3510 =$10710

New investors stock value is = $5472+$2808=$8280

Decrease in value of stock = $10710-$8280 =$2430

percentage decrease in stock value = decrease in stock/original value of stock *100%

=2430/10710 *100 =22.689

=22.7%

4 0
2 years ago
What is the right concrant the slope and the y intercepts
Marat540 [252]

Answer:

The slope intercept form of a line os :y=mx+b where m is the slope and b is the y-intercept.The y-intercept is always where the line intersects the y-axis,and will always appear as (0,b) in co-ordinate form .

4 0
2 years ago
Please help me!!!!! You have to match the slope of each line
lys-0071 [83]

Answer:

it would be line to zero slope that's all I can do for u pal maybe..

3 0
2 years ago
25)
snow_tiger [21]

The surface area of the figure illustrated will be 286 yards²

<h3>How to calculate the area?</h3>

The surface area of a solid object simply implies the measure of the total area which the surface of an object occupies. This is typically done by adding all the areas on the surface of the object.

It should be noted that the surface area of a cuboid will be:

= 2(lw + lh + wh)

w = width = 7

l = length = 9

h = height = 5

Surface area = 2(lw + lh + wh)

= 2(7 × 9) + 2(9 × 5) + 2(7 × 5)

= 126 + 90 + 70

= 286 yards²

Therefore, the surface area of the solid will be 286 yards².

Complete question:

Find the surface area of the solid given that the length is 9 yards, the width is 7 yards, and the height is 5 yards.

Learn more about area on:

brainly.com/question/25292087

#SPJ1

3 0
1 year ago
Roberto wants to display his 18 sports cards in an album. Some pages hold 2 cards and others hold 3 cards. How many different wa
GREYUIT [131]

Let x denote the number of pages holding 2 cards and y denote the number of pages holding 3 cards.

So his entire number of card would be represented by 2x + 3y, which is given as 18.

2x + 3y = 18

Subtract 3y from the two sides:

2x  = 18 – 3y

then divide both sides by 2:

x = (18 – 3y)/2

We know that x must be an integer. So 18 – 3y must be a multiple of 2. Since 18 is a multiple of 2, 3y is also a multiple of 2. Then y must be a multiple of 2 too.

Let's start with y = 0.
When y = 0, x = (18 – 3(0))/2 = 9.
When y = 2, x = (18 – 3(2))/2 = 6.
When y = 4, x = (18 – 3(4))/2 = 3.
When y = 6, x = (18 – 3(6))/2 = 0.

Thus there are 4 ways to display his figures.

6 0
3 years ago
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