document.write( "Question 265608: four times a number added to 3 is divided by 8 the result is 7/4. find the number. \n" ); document.write( "
Algebra.Com's Answer #195275 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! (4x+3)/8=7/4 cross multiply \n" ); document.write( "4(4x+3)=7*8 \n" ); document.write( "16x+12=56 \n" ); document.write( "16x=56-12 \n" ); document.write( "16x=44 \n" ); document.write( "x=44/16 \n" ); document.write( "x=2.75 ans. \n" ); document.write( "Proof: \n" ); document.write( "(4*2.75+3)/8=7/4 \n" ); document.write( "(11+3)/8=7/4 \n" ); document.write( "14/8=7/4 \n" ); document.write( "56=56 \n" ); document.write( " |