document.write( "Question 88388: Please help me to solve the following problems:\r
\n" );
document.write( "\n" );
document.write( "Solve each proportion:\r
\n" );
document.write( "\n" );
document.write( "34) b/3=-3/4\r
\n" );
document.write( "
\n" );
document.write( "\n" );
document.write( "Use a proportion to solve each problem:\r
\n" );
document.write( "\n" );
document.write( "44) Fast Food. If four out of five doctors prefer fast food, thn ata convention of 445 doctors, how many prefer fast food?\r
\n" );
document.write( "\n" );
document.write( "Thank you very much-
\n" );
document.write( " \n" );
document.write( "
Algebra.Com's Answer #64178 by checkley75(3666) ![]() You can put this solution on YOUR website! B/3=-3/4 NOW WE NEED TO CROSS MULTIPLY. THUS: \n" ); document.write( "4B=-3*3 \n" ); document.write( "4B=-9 NOW WE DIVIDE BOTH SIDES BY 4. THUS: \n" ); document.write( "B=-9/4 \n" ); document.write( "B=-2.25 \n" ); document.write( "PROOF \n" ); document.write( "-2.25/3=-3/4 \n" ); document.write( "-2.25*4=-3*3 \n" ); document.write( "-9=-9\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |