3 years ago

An expression is shown.

Mathematics

1 answer:

Colt1911 [192]3 years ago

5 0

Answer:

Step-by-step explanation:

(2x - 3) + [ 4x(3x + 2)]

2x - 3 + [ (4x*3x) + (4x*2) ]

2x - 3 + [ 12x² + 8x ]

2x - 3 + 12x² + 8x

12x² + 10x - 3

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As an estimation we are told 5 miles is 8 km.<br>Convert 52 km to miles.

11111nata11111 [884]

Answer:

83.2

Step-by-step explanation:

Given, 5 miles is 8km.

So, 1 mile will be (8/5) km.

Now, 52 miles will be (8/5) x 52= 83.2

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3 years ago

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Teje ratio of adulta to children attedening a new exhibit at the museum was found 8:5 based on this ratio if 390 people attended

Ratling [72]

8x - adults
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$8x+5x=390\\
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3 years ago

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vekshin1

Answer:

Step-by-step explanation:

36x^3 - 81x

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2 years ago

123.5652 to the nearest thousand

ycow [4]

Answer:

Hi there!

The correct answer will be: 123.565

Step-by-step explanation:

Any time they ask you to round to the nearest thousand, it means there will be three digits behind the decimal

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What is the perimeter of half of a circle with a diameter of 14 inches?

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Step-by-step explanation:

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