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Yakvenalex [24]
4 years ago
10

Please please help me

Mathematics
1 answer:
Digiron [165]4 years ago
4 0
The answer is y=3x-7

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7,574 divided 5 if u get it right ur my best friend i will give v go to https://brainly.com/app/ask?entry=similar&q=7%2C574+
kvv77 [185]

Answer:

1514.8

Step-by-step explanation:

5 0
3 years ago
Read 2 more answers
Create an expression to the phrase "7 more than the product of 6 and the number n"
8090 [49]
6n+7, 13,19,25,31,37
4 0
4 years ago
What is the solution to the following question
Anastaziya [24]

Answer:

3

Step-by-step explanation:

2(x + 1) = 3(5 - x) + 2

Distribute,

2(x + 1) = 3(5 - x) + 2

2x + 2 = 3(5 - x) + 2

Rearrange terms,

2x + 2 = 3(5 - x) + 2

2x + 2 = 3(-x + 5) + 2

Distribute,

2x + 2 = 3(-x + 5) + 2

2x + 2 = -3x + 15 + 2

Add the numbers,

2x + 2 = -3x + 15 + 2

2x + 2 = -3x + 17

Subtract 2 from both sides,

2x + 2 = -3x + 17

2x + 2 - 2 = -3x + 17 - 2

2x  = -3x + 17 - 2

2x  = -3x + 15

Add 3x to both sides,

2x  = -3x + 15

2x + 3x  = -3x + 3x + 15

5x  = -3x + 3x + 15

5x  =  15

Divide both sides by the same factor (15),

5x  =  15

5x/5 = 15/5

x = 15/5

x = 3

Hence, the answer is 3.

4 0
3 years ago
A Broadway theater has 800 ​seats, divided into​ orchestra, main, and balcony seating. Orchestra seats sell for $ 40 comma main
KatRina [158]

Answer:

<em>orchestra seats: main seats: balcony seats: 160: 400: 240</em>

Step-by-step explanation:

Let number of orchestra seats = x

Let number of main seats = y

Let number of balcony seats = z

As per given statement, total seats are 800

x +y+z=800 ..... (1)

Sales price of each orchestra seat = $40

Sales price of each main seat = $30

Sales price of each balcony seat = $20

If all the seats are sold, total revenue is $23200.

\Rightarrow 40x + 30y+20z=23200 ...... (2)

If all the main and balcony seats are​ sold, but only half the orchestra seats are​ sold, the gross revenue is $ 20 comma 000.

\Rightarrow 40\times \dfrac{x}{2} + 30y+20z=20000\\\Rightarrow 20x + 30y+20z=20000 ...... (3)

Here, we have 3 variables and 3 equations. Let us solve them.

Subtracting Equation (3) from equation (2):

\Rightarrow 20x = 3200\\\Rightarrow x = 160

Putting value of x in equations (1) and (2):

Equation (1)

\Rightarrow 160 +y+z=800\\\Rightarrow  y+z=640 ...... (4)

Equation (2)

\Rightarrow 40\times 160 +30y+20z=23200\\\Rightarrow  30y+20z=16800\\\Rightarrow 3y +2z=1680 ...... (5)

Equation (5) - 2 \times Equation(4):

\Rightarrow y =400

Putting value of y in equation (4):

400 +z = 640\\\Rightarrow z =240

Hence, answer is:

<em>orchestra seats: main seats: balcony seats: 160: 400: 240</em>

4 0
3 years ago
At Long Bridge middle school 240 student said that they are an only child which is 48% at school student enrollment how many stu
Olegator [25]
It should be 115.

If you set it up as a ratio format using the percentage version of the equation, you'll set it up like this:

x/240 to 48/100

Then multiply 48 by 240 and divide by 100 to receive the x or 48% of 240.

Hope this helps!
7 0
3 years ago
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