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LUCKY_DIMON [66]
3 years ago
7

3x + 2y = 25 2x-2y =10

Mathematics
1 answer:
Crank3 years ago
6 0

Answer:25

Step-by-step explanation:

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Find an equation of the circle whose diameter has endpoints (5,−6) and (1,3)
enot [183]

Answer:

x^2 + y^2 - 6x + 3y -13 =0

Step-by-step explanation:

we have formula when endpoints of diameter of circle are given.

(x-x1)(x-x2)+(y-y1)(y-y2)=0

put value of x1,x2 and y1 and y2.

=(x-5)(x-1) + {y-(-6)}(y-3)=0

=(x^2 -x - 5x +5) + ( y+6)(y-3)=0

=x^2 - 6x +5 + y^2 - 3y +6y - 18=0

=x^2 + y^2 - 6x + 3y -13=0

required equation..

3 0
3 years ago
Just need a little help thanks
Naya [18.7K]

Answer:

D similar by AA

Step-by-step explanation:

<em>L</em><em> </em>B = <em>L</em><em> </em>D ( right angle)

<em>L</em><em> </em>BCA = <em>L</em><em> </em>DCE (push back angle)

3 0
2 years ago
How are all angles in the 4th quadrant, negative or positive?
anastassius [24]

Answer:

They are all positive because you must go right.

They are all negative because you must go down.

Step-by-step explanation:

Example. (1,-4)

You go over one.

Down 4

5 0
3 years ago
The equation of a linear function in point-slope form is y – y1 = m(x – x1). Harold correctly wrote the equation y = 3(x – 7) us
Yanka [14]

Answer:

The point is (7,0).

Step-by-step explanation:

The equation of a linear function in point-slope form is as follows :

y-y_1=m(x-x_1) ...(1)

Where

(x₁,y₁) are the coordinates of the point which  the line passes through it and (x,y).

Harold correctly wrote the equation y= 3(x–7)

or we can write it as :

y-0=3(x-7) ...(2)

Comparing equations (1) and (2), we get :

x₁ = 7 and y₁ = 0

So, the point is (7,0).

The correct option is (c).

7 0
3 years ago
Trying to figure this out
prisoha [69]
I hope this helps you

6 0
3 years ago
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