document.write( "Question 136980: PLEASE !!!!!!!!!!!HELP !!!!!!!!!!!!!!!1 \r
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document.write( "If a+b+c+d=45 and a+2=b-2=2c=d/2
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document.write( "FIND the values of a b c d PLEASEEEEEEEEEEEEEEEEE !!!!!!!!!! GOD BLESS YOU !!!!!!! \n" );
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Algebra.Com's Answer #100276 by ptaylor(2198)![]() ![]() You can put this solution on YOUR website! If a+b+c+d=45 and a+2=b-2=2c=d/2 \n" ); document.write( "FIND the values of a b c d PLEASEEEEEEEEEEEEEEEEE !!!!!!!!!! GOD BLESS YOU !!!!!!!\r \n" ); document.write( "\n" ); document.write( "a+2=b-2 add 2 to each side \n" ); document.write( "a+2+2=b-2+2 collect like terms \n" ); document.write( "b=a+4\r \n" ); document.write( "\n" ); document.write( "a+2=2c divide each side by 2 \n" ); document.write( "c=(a+2)/2\r \n" ); document.write( "\n" ); document.write( "a+2=d/2 multiply each side by 2 \n" ); document.write( "2(a+2)=d or\r \n" ); document.write( "\n" ); document.write( "d=2(a+2)\r \n" ); document.write( "\n" ); document.write( "Substituting the above values for b, c, d into the original equation: \n" ); document.write( "a+b+c+d=45 and we get: \n" ); document.write( "a+a+4+(a+2)/2+2(a+2)=45 multiply each term by 2\r \n" ); document.write( "\n" ); document.write( "2a+2a+8+a+2+4a+8=90 subtract 18 from each side \n" ); document.write( "9a=90-18 \n" ); document.write( "9a=72 divide both sides by 9 \n" ); document.write( "a=8 \n" ); document.write( "b=a+4=8+4=12 \n" ); document.write( "c=(a+2)/2=(8+2)/2=10/2=5 \n" ); document.write( "d=2(a+2)=2(8+2)=2*10=20\r \n" ); document.write( "\n" ); document.write( "CK \n" ); document.write( "a+b+c+d=45 \n" ); document.write( "8+12+5+20=45 \n" ); document.write( "45=45 \n" ); document.write( "and \n" ); document.write( "a+2=b-2 \n" ); document.write( "8+2=12-2 \n" ); document.write( "10=10 \n" ); document.write( "and \n" ); document.write( "a+2=2c \n" ); document.write( "8+2=2*5 \n" ); document.write( "10=10 \n" ); document.write( "and \n" ); document.write( "a+2=d/2 \n" ); document.write( "8+2=20/2 \n" ); document.write( "10=10\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Hope this helps---ptaylor \n" ); document.write( " \n" ); document.write( " |