document.write( "Question 1112988: the quadratic function y=-x(2)+4 to solve the equation -x(2) +4=0 \n" ); document.write( "

Algebra.Com's Answer #728060 by ikleyn(52945) $\"\"$ $\"About$

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document.write( "Step 1:  add    to both sides.\r\n" );
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