document.write( "Question 227258: check whether the given number is a solution of the equation 7-2x=15;-4 \n" ); document.write( "
Algebra.Com's Answer #168916 by rfer(16322)\"\" \"About 
You can put this solution on YOUR website!
7-2x=15
\n" ); document.write( "7-2(-4)=15
\n" ); document.write( "7+8=15
\n" ); document.write( "15=15
\n" ); document.write( "yes it is a solution
\n" ); document.write( "
\n" );