Sunday

April 20, 2014

April 20, 2014

Posted by **clary** on Sunday, May 27, 2012 at 3:53pm.

- math -
**Henry**, Monday, May 28, 2012 at 5:11pmEq1: x - y = -5

Eq2: x + y = 1

Add the Eqs:

2x = -4

X = -2.

In Eq2, substitute -2 for X:

-2 + y = 1

Y = 3.

Solution = (x,y) = (-2,3).

The lines intersect @ only 1 point.Therefore, we have only one solution.

**Related Questions**

Algebra - solving linear equations w/ substitution - The question in the book ...

Grade 10 Math - Write an equation that forms a system of equations with x + y = ...

Math - Determine if f could be a linear function x 0 1 2 3 4 f(x) 3 5 7 11 15 is...

math help please - Which cannot describe a system of linear equations? no ...

Algebra - Suppose a linear system of equations has 2012 equations and 2013 ...

algebra 2 - Classify the system , and determine the number of solutions. This ...

Linear Algebra - For which values of 'a' will the following system have no ...

Math - How many solutions does a consistent and dependent system of linear ...

Math: Linear Programming - Describe the linear programming situation for this ...

Algerbra II - Classify the system , and determine the number of solutions. The ...