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zloy xaker [14]
4 years ago
11

PLEASE ANSWER THIS ASAP what are the coordinates for this: y= -2x+3 y=-x-1

Mathematics
2 answers:
Contact [7]4 years ago
8 0

Answer: (4,-5)

Step-by-step explanation:

Lena [83]4 years ago
5 0

Answer:

(4, -5)

Step-by-step explanation:

Here we wish to identify the coordinates of the solution of the system

y = -2x + 3

y =    -x - 1

One way to solve this system is to equate the two equations:  y = y, so

-2x + 3 = -x - 1.

Combining like terms results in

-x + 4 = 0.

Then x must be 4.  If x = 4, then y (from the second given equation) must be

y = -(4) - 1 = -5

Then the coordinates of the solution (the point of intersection of the two lines represented by the given system) are as follows:

(4, -5)

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masha68 [24]

Answer:

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Step-by-step explanation:

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4 years ago
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Tanya [424]

Answer:

8

Step-by-step explanation:

Step 1: Write polynomial

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Step 2: Rearrange

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4 0
3 years ago
What are the solutions of the equation (x+2)^2-2(x+2)-15=0
Nina [5.8K]

Answer:

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Step-by-step explanation:

This can be solved by rearranging the equation into a proper quadratic format, and factoring it:

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This tells us that the x can be equal to  -5 or 3.

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Step-by-step explanation:

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