document.write( "Question 137394: -Determine how many solutions exist
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document.write( "-Use either elimination or substitution to find the solutions (if any)
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document.write( "-Graph the two lines, labeling the x-intercepts, y-intercepts, and points of intersection Help Thanks :D . \r
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document.write( "1)4x = 8 and 5y = 15 \r
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document.write( "2) 0.2x + 0.4y = 1.7 and 8.3x - 6.3y = -4.3
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Algebra.Com's Answer #100554 by sassylilmommie(4)![]() ![]() ![]() You can put this solution on YOUR website! 4x = 8 \n" ); document.write( "5y = 15\r \n" ); document.write( "\n" ); document.write( "4x/4 = 8/4 \n" ); document.write( "x = 2\r \n" ); document.write( "\n" ); document.write( "5y = 15 \n" ); document.write( "5y/5 = 15/5 \n" ); document.write( "y = 3\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "0.2(6.3) + 0.4(6.3) = 1.7(6.3) \n" ); document.write( "8.3(0.4) – 6.3(0.4) = -4.3(0.4)\r \n" ); document.write( "\n" ); document.write( " 1.26x + 2.52y = 10.71 \n" ); document.write( "+3.32x – 2.52y = -1.72 \n" ); document.write( " 4.58x = 8.99 \n" ); document.write( " \n" ); document.write( "4.58x/4.58 = 8.99/4.58 \n" ); document.write( "x = 1.96\r \n" ); document.write( "\n" ); document.write( "0.2(1.96) + 0.4y = 1.7 \n" ); document.write( "0.392 + 0.4y - 0.392 = 1.7 – 0.392 \n" ); document.write( "0.4y/0.4 = 1.7/0.4 \n" ); document.write( "y = 3.25 \n" ); document.write( " \n" ); document.write( " |