document.write( "Question 818863: Hello I would like to have help on finding the solution of two simultaneous equations. \r
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document.write( " 4x-3=15y
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document.write( "-4×+12=-6y\r
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document.write( "Also, I would like to know how I can make an equation of of two given points (4,-3) and (5,-1)\r
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document.write( "Thank you. \n" );
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Algebra.Com's Answer #492836 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! finding the solution of two simultaneous equations. \n" ); document.write( "4x-3=15y \n" ); document.write( "-4×+12=-6y \n" ); document.write( "------ \n" ); document.write( "Add to get: \n" ); document.write( "9 = 9y \n" ); document.write( "y = 1 \n" ); document.write( "======== \n" ); document.write( "Solve for \"x\": \n" ); document.write( "4x-3 = 15y \n" ); document.write( "4x-3 = 15 \n" ); document.write( "4x = 18 \n" ); document.write( "x = 9/2 \n" ); document.write( "======================\r \n" ); document.write( "\n" ); document.write( "Also, I would like to know how I can make an equation of of two given points (4,-3) and (5,-1) \n" ); document.write( "slope = (-1--3)/(5-4) = 2/1 = 2 \n" ); document.write( "------- \n" ); document.write( "Form: y = mx + b \n" ); document.write( "Using (4,-3) and m = 2, solve for \"b\": \n" ); document.write( "-3 = 2*4 + b \n" ); document.write( "b = -11 \n" ); document.write( "------ \n" ); document.write( "Equation: \n" ); document.write( "y = 2x - 11 \n" ); document.write( "------------------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "=================== \n" ); document.write( " \n" ); document.write( " |