algebra
posted by Samantha .
How many solutions do the linear equations xy=2 2x+2y=1 have?

algebra 
Henry
x  y = 2. m = A/B = 1/1 = 1.
2x + 2y = 1. m = 2/2 = 1.
The lines have equal slopes. Therefore,
they are parallel and do not intersect.
So there are no solutions.
Respond to this Question
Similar Questions

Algebra  solving linear equations w/ substitution
The question in the book reads: "Suppose you try to solve a system of linear equations using substitution and get this result. How many solutions does each system have? 
algebra 1
Got a test tomorrow... Say you have a system of equations (linear), that you can solve using substitution, graphing, or elimination. Without solving the equations, can you tell if there is one solution, many solutions, or no solution? 
Algebra
When equations have infinitely many solutions, How would you know this? 
algebra
what is the value for y in the following linear system of equations? 
algebra
what is the value for x in the following linear system of equations? 
Algebra
I have major issues with problems like these,please I need help. For these systems of linear equations in questions Determine how many solutions exist Use either elimination or substitution to find the solutions (if any) 1. y = 2x … 
Algebra
Pulling my hair, need help! For the systems of linear equations in questions the following questions: Determine how many solutions exist Use either elimination or substitution to find the solutions (if any) 4x = 8 and 5y = 15 0.2x … 
Algebra
Suppose a linear system of equations has 2012 equations and 2013 unknowns. Answer the following questions: Can the system be inconsistent? 
Algebra
How many solutions does this system of equations have? 
Algebra 1
Explain why the two equations below have the same solutions. x + 3y = −1 −2x − 6y = 2 A. The two equations have the same slope, so they have the same solutions. B. The second equation is a multiple of the first equation, …