document.write( "Question 150730: 4x+3y =-28
\n" ); document.write( "5x-6y =-35\r
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\n" ); document.write( "\n" ); document.write( "please solve using elimination method
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Algebra.Com's Answer #110665 by Fombitz(32388)\"\" \"About 
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1.\"4x%2B3y=-28\"
\n" ); document.write( "2.\"5x-6y+=-35\"
\n" ); document.write( "If we multiply eq.1 by (2) and add to eq. 2, we will eliminate y.
\n" ); document.write( "1.\"2%284x%2B3y%29=-56\"
\n" ); document.write( "1.\"8x%2B6y=-56\"
\n" ); document.write( "Now add to eq. 2,
\n" ); document.write( "\"5x-6y%2B8x%2B6y+=-35-56\"
\n" ); document.write( "\"13x=-91\"
\n" ); document.write( "\"x=-7\"
\n" ); document.write( "Now substitute into either eq. 1 or eq. 2 to solve for x,
\n" ); document.write( "\"4x%2B3y=-28\"
\n" ); document.write( "\"4%28-7%29%2B3y=-28\"
\n" ); document.write( "\"-28%2B3y=-28\"
\n" ); document.write( "\"3y=0\"
\n" ); document.write( "\"y=0\"
\n" ); document.write( "The solution is (-7,0).
\n" ); document.write( "The answer can be verified by graphing the equations.
\n" ); document.write( "\"+graph%28+300%2C+300%2C+-10%2C+10%2C+-10%2C+10%2C+%28-28-4x%29%2F3%2C+%285x%2B35%29%2F6%29+\"
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