document.write( "Question 912863: what is the substituitoin for 4x=3y+3 and x=y-1 \n" ); document.write( "
Algebra.Com's Answer #554115 by Fombitz(32388)\"\" \"About 
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Substitute for x in the first equation using the second equation.
\n" ); document.write( "\"4%28y-1%29=3y%2B3\"
\n" ); document.write( "Now solve for y.
\n" ); document.write( "Then go back and then solve for x.
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