document.write( "Question 1107609: Solve this system by Substitution.\r
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document.write( " y = x^2 - 8 and 2x + y = 6\r
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Algebra.Com's Answer #722624 by TeachMath(96)![]() ![]() ![]() You can put this solution on YOUR website! \n" ); document.write( " Solve this system by Substitution.\r \n" ); document.write( "\n" ); document.write( " y = x^2 - 8 and 2x + y = 6\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "y = x^2 - 8____1 \n" ); document.write( "2x + y = 6_____2 \n" ); document.write( "Substitute value for y into 2 to get: 2x + x^2 - 8 = 6 \n" ); document.write( "x^2 + 2x - 14 = 0 \n" ); document.write( "Solve the quadratic equation by using the quadratic equation formula, completing the square, or graphing. \n" ); document.write( " |