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Blababa [14]
3 years ago
10

Which statement is true about the line represented on the equation y + 7 = -3 (x - 2/9) ?

Mathematics
1 answer:
Zarrin [17]3 years ago
6 0

<u>ANSWER</u>

The point (\frac{2}{9},-7) lies on the straight line y+7=-3(x-\frac{2}{9})

<u>EXPLANATION</u>

The given line is y+7=-3(x-\frac{2}{9}). It can be observed that the given straight line is in the point-slope form.

We can rewrite the equation in the point-slope form to obtain,


y--7=-3(x-\frac{2}{9}).


When we compare this to the general point-slope form, which given by the formula;

y-y_1=m(x-x_1),

We can observe that,

x_1=\frac{2}{9} and y_1=-7.


Hence the point, (x_1,y_1)=(\frac{2}{9},-7) lies on y+7=-3(x-\frac{2}{9})

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Lera25 [3.4K]

Answer:

This is not correct question

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2 years ago
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A fuel company supplies fuel in two different-sized tankers. The first tanker can supply x cubic feet of fuel in one trip and th
Bezzdna [24]

Answer:

A. Total fuel, in cubic feet, supplied by the two tankers in one trip.

Step-by-step explanation:

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3 years ago
A large truck has two fuel tanks, each with a capacity of 150 gallons. Tank 1 is half full, and Tank 2 is empty.
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Answer:

1) G(t) = 75 + \frac{23}{4}t\\

2) After 8 minutes delivering fuel the tanks will have 121 gallons of fuel

Step-by-step explanation:

1) For generating the equation we have to take into account that in the tanks there is a initial volume of fuel that corresponds to 75 gallons, as it is stated that tank one is half full. As the capacity for tank 1 is of 150 gallons, half of the tank equals to:

\frac{150}{2} = 75 gallons

Now we have to convert the rate of delivery that is expressed as a mixed number to an improper fraction so:

5\frac{3}{4} = \frac{(5x4)+3}{4} = \frac{23}{4}

Then the pumping rate is of 23/4 gallons per minute, to get how many gallons are in the tank we just need to multiply this rate by the time in minutes, and as there is an initial volume we have to add it, so we have the following equation:

G(t) = 75 + \frac{23}{4}t\\

2) To know how much fuel is in the tank after 8 minutes we have to replace this time in the previous equation so we have

G(t) = 75 + \frac{23}{4}t\\G(8) = 75 + \frac{23}{4}(8)\\G(8) = 75 + 23(2)\\G(8) = 75 + 46\\G(8) = 121 gallons

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8 0
3 years ago
Graph the system of equations on your graph paper to answer the question. {y=x−4y=−x+6 What is the solution for this system of e
arsen [322]

Answer:

(5,1)

Step-by-step explanation:

Given :

y=x-4\\y=-x+6

Solution :

Equation 1 : y=x-4

Equation 2 : y = -x+6

We will use substitution method

Putting the value of y from equation 1 in equation 2

⇒x-4 = -x+6

⇒x+x= 6+4

⇒2x=10

⇒x=\frac{10}{2}

⇒x=5

Now substituting value of x in equation 1 to get value of y

⇒y=x-4

⇒y=5-4

⇒y=1

Thus the solution of given system of equations is (5,1)

We have also solved it by graphing the equations

You can refer the attached figure.


4 0
3 years ago
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garri49 [273]

Answer:

The circumference is approximately 125.66.

Step-by-step explanation:

The formula for circumference is 2 x 3.14(r). Radius (or r) in this case is equal to 20 since the diameter is two times the length of the radius. 40/2 = 20.

2 x 3.14(20) ≈ 125.66

3 0
2 years ago
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