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nadya68 [22]
2 years ago
12

Why is coal a non-renewable energy source​

Mathematics
1 answer:
Ratling [72]2 years ago
5 0
1. It is extracted from the ground.
2. It took years to form.
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What is the output of the function when the input is 0?
ohaa [14]

Answer:

The input is zero, the output is -1

Step-by-step explanation:

We want to know the y value when the x value is zero

When x =0, y = -1

The input is zero, the output is -1

7 0
2 years ago
What is the sum of r? - 3x + 7 and 3x2 + 5x - 9?
sergij07 [2.7K]

Answer:

3 x 2 + 2 x − 2

Step-by-step explanation:

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3 years ago
Help plz i dont know what to do
Firlakuza [10]

Answer:

<u><em>The area of the irregular figure is 140 sq. ft.</em></u>

Step-by-step explanation:

<em>Triangle: </em>

<em> </em>

<em>16-12=4 </em>

<em> </em>

<em>6 x 4 = 24 </em>

<em> </em>

<em>24 x 0.5 = 12 </em>

<em> </em>

<em>Triangle = 12 </em>

<em> </em>

<em>Rectangle: </em>

<em> </em>

<em>16 x 8 </em>

<em> </em>

<em>= 128 </em>

<em> </em>

<em>Rectangle = 128 </em>

<em> </em>

<em>Total figure: </em>

<em> </em>

<em>128+12 </em>

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8 0
3 years ago
Item 20 An online T-shirt store is having a sale. The original price of each T-shirt is p dollars. The store sells 20 T-shirts a
Bumek [7]

discount per tshirt=(originalprice-discountedprice)/numberofshirtssold

20 tshirts

originaprice=20*p=20p

discountedprice=20p-60

numberofshirtssold=20


discountpershirt=(20p-(20p-60))/20

discountpershirt=(20p-20p+60)/20

discountpershirt=(60)/20

discountpershirt=3

the discount per tshirt is $3.00 per shirt

6 0
3 years ago
Read 2 more answers
A car advertisement states that a certain car can accelerate from rest to 70 m/s in 7 seconds. Find the car's average accelerati
Contact [7]

Answer:

The average acceleration of the car will be 10 m/s.

Step-by-step explanation:

70 / 7 = 10 m/s.

5 0
3 years ago
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