document.write( "Question 6187: Can u solve these problems by steps?\r
\n" ); document.write( "\n" ); document.write( "1 3/2x+4=-9
\n" ); document.write( " 3/2x=-9-4
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\n" ); document.write( "2 2(3x-7)+4x=26\r
\n" ); document.write( "\n" ); document.write( "3 4-3x=5-6x-7\r
\n" ); document.write( "\n" ); document.write( "8 solve the equations : y=2x+5 and 3x-2y=10\r
\n" ); document.write( "\n" ); document.write( "9 solve the equations : 6x-3y=11 and 6x+3y=17\r
\n" ); document.write( "\n" ); document.write( "10 solve the equations 3x+5y=22 and 4x+3y=11
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Algebra.Com's Answer #3330 by hamda(7)\"\" \"About 
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1 3/2x+4=-9
\n" ); document.write( " 3/2x=-9-4
\n" ); document.write( " 3/2x=-13
\n" ); document.write( " 3=-13(2x)
\n" ); document.write( " 3=-26x
\n" ); document.write( " x=-3/26
\n" ); document.write( "
\n" ); document.write( "2 2(3x-7)+4x=26
\n" ); document.write( " 6x-14+4x=26
\n" ); document.write( " 10x=26+14
\n" ); document.write( " 10x=40
\n" ); document.write( " x=40/10
\n" ); document.write( " x=4\r
\n" ); document.write( "\n" ); document.write( "3 4-3x=5-6x-7
\n" ); document.write( " 4-3x=-2-6x
\n" ); document.write( " 4+2=3x-6x
\n" ); document.write( " 6=-3x
\n" ); document.write( " x=6/-3
\n" ); document.write( " x=-2 \r
\n" ); document.write( "\n" ); document.write( "8 solve the equations : y=2x+5 and 3x-2y=10
\n" ); document.write( " y=2x+5 ---- eq.1
\n" ); document.write( " 3x-2y=10 -----eq.2\r
\n" ); document.write( "\n" ); document.write( " Substituting 'y' from equation 1 in equation 2:
\n" ); document.write( " 3x-2(2x+5)=10
\n" ); document.write( " 3x-4x-10=10
\n" ); document.write( " -x-10=10
\n" ); document.write( " x=-10-10
\n" ); document.write( " x=-20
\n" ); document.write( "
\n" ); document.write( " Substituting 'x' in equation 1:
\n" ); document.write( " y=2(-20)+5
\n" ); document.write( " y=-40+5
\n" ); document.write( " y=-35\r
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\n" ); document.write( "\n" ); document.write( "9 solve the equations : 6x-3y=11 and 6x+3y=17
\n" ); document.write( " 6x-3y=11 ---- eq.1
\n" ); document.write( " 6x+3y=17 ---- eq.2\r
\n" ); document.write( "\n" ); document.write( " Solving by elimination method:
\n" ); document.write( " 12x=28
\n" ); document.write( " x=28/12
\n" ); document.write( " x=7/3
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\n" ); document.write( " Substituing 'x' in equation 1:
\n" ); document.write( " 6(7/3)-3y=11
\n" ); document.write( " 14-3y=11
\n" ); document.write( " y=1\r
\n" ); document.write( "\n" ); document.write( "10 solve the equations 3x+5y=22 and 4x+3y=11
\n" ); document.write( " 3x+5y=22 ---- eq.1
\n" ); document.write( " 4x+3y=11 ---- eq.2
\n" ); document.write( "
\n" ); document.write( " From eq. 1:
\n" ); document.write( " x=(22-5y)/3 ----eq.3
\n" ); document.write( "
\n" ); document.write( " Substituing 'x' in equation 2:
\n" ); document.write( " 4((22-5y)/3)+3y=11
\n" ); document.write( " (88-20y)/3 +3y=11
\n" ); document.write( " 88-20y+9y=33
\n" ); document.write( " -11y=-55
\n" ); document.write( " y=5\r
\n" ); document.write( "\n" ); document.write( " Substituing 'y' in equation 3:
\n" ); document.write( " x=(22-5(5))/3
\n" ); document.write( " x=(22-25)/3
\n" ); document.write( " x=-3/3
\n" ); document.write( " x=-1
\n" ); document.write( " \r
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