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3 years ago

Help me please I don’t know this

Mathematics

1 answer:

ExtremeBDS [4]3 years ago

8 0

its a m8 a a a a a aa aaa

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Diff. / Original amount= % of increase or decrease

V125BC [204]

Answer:

% increase = $\frac{\text{ Increased number -Original number }}{\text{Original number}} \times 100\%$

% decrease = $\frac{\text{ Original number - Decreased number }}{\text{Original number}} \times 100\%$

Step-by-step explanation:

Percentage Increase:

Let there be an original number. If it increased to a certain value we can calculate the percentage increase value with the help of following formula:

% increase = $\frac{\text{ Increased number -Original number }}{\text{Original number}} \times 100\%$

Percentage Decrease:

Let there be an original number. If it decreases to a certain value we can calculate the percentage decrease with the help of following formula:

% decrease = $\frac{\text{ Original number - Decreased number }}{\text{Original number}} \times 100\%$

6 0

3 years ago

You repeatedly roll an ordinary six-sided die until you roll a perfect square. Let XX be the number of times you roll the die. P

Bumek [7]

Answer:

See below

Step-by-step explanation:

A roll of ' 1 ' or ' 4 ' would be a perfect square ....two chances out of a possible six rolls 1/3 chance

5 0

2 years ago

Help me ASAP!!!!!!!!!!!!!!!!!

Mariulka [41]

Zero slope. When it is a straight line across its a zero slope and when it’s up and down its undefined.

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3 years ago

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2x- 3y=9 5x+3y=12 How would i solve this? I dont understand this and i really need help with it!Also I have to graph the an

dedylja [7]

$\begin{cases} 2x- 3y=9 \\5x+3y=12 \end{cases}\\ + \ \ ------- \\ 7x=21 \ \ /: 7\\ \\x=\frac{21}{3}\\ \\ x=3 \\ \\2x- 3y=9$

$2*3-3y=9\\ \\6-3y =9\\ \\-3y=9-6\\ \\-3y=3 \ \ / :(-3)\\ \\x=-1\\ \\ \begin{cases} x=3\\y= -1 \end{cases}$

$graph\\ \\\begin{cases} 2x- 3y=9 \\5x+3y=12 \end{cases}\\ \\ \begin{cases} - 3y=-2x+9\ \ /:(-3) \\ 3y=-5x+12 \ \ /:3 \end{cases}\\ \\ \begin{cases} y= \frac{2}{3}x-3 \\ y=-\frac{5}{3}x+4 \end{cases}$

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3 years ago

Cassie wrote some numbers in a numbers in a number pattern. 14,17,12,15,10,13,8,11. What should be th e next number in her patte

mezya [45]

The number is 6. The pattern goes -5 than +3

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3 years ago

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