3 years ago

10(n^2+n) -6 (n^2 - 2). simplify the following

Mathematics

1 answer:

Setler [38]3 years ago

3 0

Answer:

4n^2 + 22n

Step-by-step explanation:

10(n^2+n) -6 (n^2 - 2)

10n^2 + 10n - 6n^2 + 12

4n^2 + 22n

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A bike rental stand at the beach charges $5 to rent a bike in targit charges to every half hour it is rented if someone pays $17

denis23 [38]

Answer:

They would have the bike for 1.7 hours

Step-by-step explanation:

The bike is rented at a charge of $5 for every half an hour,this can be expressed as:

$5 per 0.5 hours, to calculate the time one will have the bike if they pay $17

The amount of paid=Standard Rate per 1/2 of an hour/Number of hours

where;

The amount paid=$17

Standard Rate per 1/2 an hour=$5/0.5

Number of hours

Replacing;

n=(17×0.5)/5=1.7 hours

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3 years ago

(88÷1×2×5−9)+3×8 what does this make

cupoosta [38]

Answer: 6992

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3 years ago

What are the answers to these questions Please help

svetlana [45]

Toby ...

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4 years ago

Express 0.5854 as a fraction.

rusak2 [61]

5854 out of 10000 because it is 5854 ten thousandths

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3 years ago

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What is another name for plane K? A )plane BCD C )plane ABC B )plane BCE D )plane AB

Degger [83]

Answer: another name for plane K is nothing because there is no picture

Explanation

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2 years ago