document.write( "Question 117130: Solve by using substitution or elimination:
\n" ); document.write( "x=3y+11
\n" ); document.write( "2x+5y=0
\n" ); document.write( "

Algebra.Com's Answer #86152 by misscrt(37)\"\" \"About 
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Solve by using substitution or elimination:
\n" ); document.write( "x=3y+11 (Eqn 1)
\n" ); document.write( "2x+5y=0 (Eqn 2)\r
\n" ); document.write( "\n" ); document.write( "_______________________________________________________\r
\n" ); document.write( "\n" ); document.write( "Solve by substitution(substitute expression for x found in Eqn 1 into Eqn 2:\r
\n" ); document.write( "\n" ); document.write( "2(3y+11)+5y=0\r
\n" ); document.write( "\n" ); document.write( "Use distributive property to clear the parentheses with multiplication:\r
\n" ); document.write( "\n" ); document.write( "2*3y + 2*11 + 5y = 0\r
\n" ); document.write( "\n" ); document.write( "6y+22+5y=0\r
\n" ); document.write( "\n" ); document.write( "Combine like terms:\r
\n" ); document.write( "\n" ); document.write( "6y+5y +22=0\r
\n" ); document.write( "\n" ); document.write( "11y+22=0\r
\n" ); document.write( "\n" ); document.write( "Subtract 22 from both sides to isolate the y-term:\r
\n" ); document.write( "\n" ); document.write( "11y+22-22=0-22\r
\n" ); document.write( "\n" ); document.write( "11y = -22\r
\n" ); document.write( "\n" ); document.write( "Divide both sides by 11 to get y:\r
\n" ); document.write( "\n" ); document.write( "11y/11=-22/11\r
\n" ); document.write( "\n" ); document.write( "y = -2\r
\n" ); document.write( "\n" ); document.write( "Find x value by plugging in y into Eqn 1:\r
\n" ); document.write( "\n" ); document.write( "x = 3(-2) + 11\r
\n" ); document.write( "\n" ); document.write( "x = -6 + 11\r
\n" ); document.write( "\n" ); document.write( "x = 5\r
\n" ); document.write( "\n" ); document.write( "Hope that helps.\r
\n" ); document.write( "\n" ); document.write( "Greetings,
\n" ); document.write( "misscrt
\n" ); document.write( "
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