document.write( "Question 886148: how do I solve and graph the equation, x+y = -2? \n" ); document.write( "
Algebra.Com's Answer #535702 by richwmiller(17219)\"\" \"About 
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There are two unknowns and only one equation. It can't be solved .
\n" ); document.write( "Since it forms a straight line,you only need two points.
\n" ); document.write( "let x=0 and solve for y
\n" ); document.write( "let y=0 and solve for x
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