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Alenkinab [10]
3 years ago
8

How many solutions does the pair of equations y = 0 and y = -5 have?

Mathematics
1 answer:
Crank3 years ago
8 0

Answer: None

Step-by-step explanation:

y=0 and y=-5 don't have any solutions. When you ask if a pair of equations have a solution, that means there is an intersection of the equations. The 2 equations will meet somewhere, and that is the solution. To find the solution, you set the equations equal to each other.

0≠-5

It is obvious that 0 and -5 are not equal to each other. Therefore, there is no solution. Also, y=0 and y=-5 are horizontal lines that are parallel to each other. They will never meet, which means there will be no intersection. No intersection means no solutions.

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The y -intercept of the line whose equation is x - y = -1 is<br><br> 0<br> 1<br> -1
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Answer:

1

Step-by-step explanation:

y- intercept occurs at x= 0. Thus, the y-intercept of a line can be found by substituting x= 0 into it's equation.

x -y= -1

When x= 0,

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Divide both sides by -1:

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Thus, the y-intercept is 1.

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