document.write( "Question 76959: Solve the system by substitution.
\n" ); document.write( " x + 3y = –8
\n" ); document.write( " 5x + 2y = 12
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Algebra.Com's Answer #55210 by checkley75(3666)\"\" \"About 
You can put this solution on YOUR website!
X+3Y=-8, X=-3Y-8 NOW SUBSTITUTE (-3Y-8) FOR X & SOLVE FOR Y IN THE SECOND EQUATION.
\n" ); document.write( "5(-3Y-8)+2Y=12
\n" ); document.write( "-15Y-40+2Y=12
\n" ); document.write( "-13Y=12+40
\n" ); document.write( "-13Y=52
\n" ); document.write( "Y=52/-13
\n" ); document.write( "Y=-4 ANSWER.
\n" ); document.write( "X+3*-4=-8
\n" ); document.write( "X-12=-8
\n" ); document.write( "X=-8+12
\n" ); document.write( "X=4 ANSWER.
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