document.write( "Question 828697: Solve the system of equations b graphing x=-y;x+y=1 \n" ); document.write( "

Algebra.Com's Answer #499445 by TimothyLamb(4379) $\"\"$ $\"About$

You can put this solution on YOUR website!
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\n" ); document.write( "x=-y
\n" ); document.write( "x+y=1
\n" ); document.write( "---
\n" ); document.write( "put the system of linear equations into standard form:
\n" ); document.write( "---
\n" ); document.write( "x + y = 0
\n" ); document.write( "x + y = 1
\n" ); document.write( "---
\n" ); document.write( "copy and paste the above linear system in standard form into this matrix-method solver:
\n" ); document.write( "https://sooeet.com/math/system-of-linear-equations-solver.php
\n" ); document.write( "---
\n" ); document.write( "solution:
\n" ); document.write( "This linear system is singular. It has no solution
\n" ); document.write( "---
\n" ); document.write( "system matrix
\n" ); document.write( "1 1
\n" ); document.write( "1 1
\n" ); document.write( "---
\n" ); document.write( "determinant of system matrix = 0
\n" ); document.write( "---
\n" ); document.write( "graph:
\n" ); document.write( "---
\n" ); document.write( "y=-x
\n" ); document.write( "y=1-x
\n" ); document.write( "---
\n" ); document.write( " $\"+graph%28+300%2C+300%2C+-4%2C+4%2C+-4%2C+4%2C+-x%2C+1-x%29+\"$
\n" ); document.write( "---
\n" ); document.write( "Solve and graph linear equations:
\n" ); document.write( "https://sooeet.com/math/linear-equation-solver.php
\n" ); document.write( "---
\n" ); document.write( "Solve quadratic equations, quadratic formula:
\n" ); document.write( "https://sooeet.com/math/quadratic-formula-solver.php
\n" ); document.write( "---
\n" ); document.write( "Solve systems of linear equations up to 6-equations 6-variables:
\n" ); document.write( "https://sooeet.com/math/system-of-linear-equations-solver.php \n" ); document.write( "

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