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tangare [24]
3 years ago
5

Plz help I will mark you brainlist plz ​

Mathematics
2 answers:
Zanzabum3 years ago
4 0

Answer:

a = -1

Step-by-step explanation:

6a + 5a = -11

add similar elements: 6a + 5a = 11a

11a = -11

divide both sides by 11

(11a)/11 = (-11)/11

simplify

a = -1

Orlov [11]3 years ago
3 0

Answer:

a = -1

Step-by-step explanation:

6a + 5a = -11

We can combine 6a + 5a because they are like terms

11a = -11

divide by 11 on both sides

a = -1

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A stadium has 49000 seats. Seats sell for $25 in section A, $20 in section B, and $15 in section C. The number of seats in secti
eimsori [14]

Answer:

A stadium has 49000 seats.  

Seats sell for $25 in Section A, z

$20 in Section B,-------------------x seats

$15 in Section C. ------------------y seats  

(x+y)=z  

25(x+y)+20x+15y=1052000

25x+25y+20x+15y=1052000

45x+40y=1052000

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9x+8y=210400------------------1

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Step-by-step explanation:

4 0
3 years ago
Will mark brainliest, 60 points
il63 [147K]

Answer:

21 C

22 B

23 169

Step-by-step explanation:

21 3m mean 3 times a certain number

22 the negative make the 4 go negative and the -5 positive

23 i did 5^2-4^2= 9

then 6^2 divided by 9+9= 13 i took the 9 from the 5^2 problem then divided it by 6^2

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3 years ago
Explain how to subtract the polynomial (The first attachment) from (The second attachment)
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(5x^3-3x-6)-(4x^3+7x+1)\\\\=5x^3-3x-6-4x^3-7x-1\\\\=(5x^3-4x^3)+(-3x-7x)+(-6-1)\\\\=x^3+(-10x)+(-7)\\\\=\boxed{x^3-10x-7}
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3 years ago
The park district is starting a new softball league. The table shows how many coaches will be needed, depending on how many play
Allushta [10]

Answer:

base ball teams typically have 1 head coach, and 2 assistant coaches if need be

Step-by-step explanation:

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2 years ago
Skf theatre bought a movie license for rs. 1,500 per week. the cost of keeping the stuff and the hall is rs. 20,000 per month. i
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Answer:

<em>21500</em>

Step-by-step explanation:

21500 people would have to see the movie to recuperate their losses.

4 0
2 years ago
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