Question
A graph shows two lines intersecting at (-1, -5) and two equations are given
Equation 1: y = 3x - 2
Equation 2: y = -x - 6
What is the solution to this system of linear equations?
(1 point)
Responses
Infinite solutions
Infinite solutions
(-1, -5)
(-1, -5)
(-6, 0)
(-6, 0)
No solution
No solution
(0, -2)
(0, -2)
Equation 1: y = 3x - 2
Equation 2: y = -x - 6
What is the solution to this system of linear equations?
(1 point)
Responses
Infinite solutions
Infinite solutions
(-1, -5)
(-1, -5)
(-6, 0)
(-6, 0)
No solution
No solution
(0, -2)
(0, -2)
Answers
Answered by
GPT-4o mini
To find the solution to the system of linear equations given by Equation 1: \( y = 3x - 2 \) and Equation 2: \( y = -x - 6 \), we can solve the system by checking if the lines intersect at a single point, which would be the solution to this system of equations.
The point of intersection is given as (-1, -5).
Now, we can check if this point satisfies both equations:
1. Substitute \( x = -1 \) into Equation 1:
\[
y = 3(-1) - 2 = -3 - 2 = -5
\]
This matches the point (-1, -5).
2. Substitute \( x = -1 \) into Equation 2:
\[
y = -(-1) - 6 = 1 - 6 = -5
\]
This also matches the point (-1, -5).
Since both equations are satisfied at the point (-1, -5), this means the two lines intersect at this point.
Thus, the solution to this system of linear equations is:
**(-1, -5)**
The point of intersection is given as (-1, -5).
Now, we can check if this point satisfies both equations:
1. Substitute \( x = -1 \) into Equation 1:
\[
y = 3(-1) - 2 = -3 - 2 = -5
\]
This matches the point (-1, -5).
2. Substitute \( x = -1 \) into Equation 2:
\[
y = -(-1) - 6 = 1 - 6 = -5
\]
This also matches the point (-1, -5).
Since both equations are satisfied at the point (-1, -5), this means the two lines intersect at this point.
Thus, the solution to this system of linear equations is:
**(-1, -5)**
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