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3 years ago

6

Math question try your best do not guess

2 answers:

Juli2301 [7.4K]3 years ago

5 0

Answer:

The answer would be 2,187

1). solution

3³÷3^(-4)

3³×3⁴. ( power sign changes when divide sign change into multiply)

2,187

erastova [34]3 years ago

4 0

Answer:

Your answer is 2187

Step-by-step explanation:

I know this is correct :)

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The vertices of a rectangle are (1, -3), (4,0), (0,4) and (-3,1). What is the area of the rectangle?

motikmotik

Answer:

48

Step-by-step explanation:

You can use a graphing calculator like desmos or draw your own graph to figure this out. Start by graphing each of those points. Then count the width and height. Multiply them to get the area. The width and height of the rectangle were 6 and 8, so the area is 48

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3 years ago

The linear function graphed below represents the value of a comic book since Lucy purchased it. What was the value of the comic

zhuklara [117]

Answer:

C. $25

Step-by-step explanation:

We will find,

The slope of the function using $\frac{y_{2}-y_{1}}{x_{2}-x_{1}}$ .

Taking the points (1,40) and (2,55).

Slope = $\frac{55-40}{2-1}$

i.e. Slope = $\frac{15}{1}$

i.e. Slope = 15

Substituting the slope and point (1,40) in the equation $y=mx+b$ ,

We have, $40=15\times 1+b$

i.e. $b=40-15$

i.e. b= 25

Thus, the equation of the linear function is $y=15x+25$ .

<em>This linear function represents the cost of the comic book since Lucy purchased it, where x= years.</em>

So, the initial value of the comic book is when x= 0.

So, $y=15\times 0+25$ i.e. y= 25

Hence, the cost of the book when Lucy purchased it was $25.

8 0

3 years ago

Read 2 more answers

Fill in the bubble for the correct answer choice.

dalvyx [7]

She arrived to school at 8:08

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3 years ago

A vacuum had been marked down by 20% and solf for $250. What was the original price of the vacuum?

igomit [66]

Answer:

The original price was $312.50

Step-by-step explanation:

If the vacuum was marked down by 20%, that means it was sold for 80% of the full price. It was sold for $250, so 80% of the original price is $250.

Let's set up an equation.

80/100 of x = 250

0.8 • x = 250

Divide both sides by 0.8.

x = 312.50

The original price was $312.50

Hope this helps!

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3 years ago

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There are seven houses, each containing seven cats. Each cat kills seven mice, each mouse would have eaten seven ears of corn. E

Sedaia [141]

Do (7x3)=21x7=147 so that’s how you do it hope it helps

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3 years ago