document.write( "Question 565474: Can you solve the linear system by using the substitution method and showing details please. Thank you\r
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document.write( "3x+4y=-3
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document.write( "2x+y=8 \n" );
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Algebra.Com's Answer #365802 by scott8148(6628)![]() ![]() You can put this solution on YOUR website! solving the 2nd eqn for y ___ y = 8 - 2x\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "substituting the value for y into the 1st eqn ___ 3x + 4(8 - 2x) = -3 ___ 3x + 32 - 8x = -3 ___ -5x = -35\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "solve for x, and then substitute back to find y \n" ); document.write( " |