document.write( "Question 1142537: one number is 3 less than a second number. twice the second number is 4 less than 3 times the first. find the smaller of the two numbers \n" ); document.write( "
Algebra.Com's Answer #763231 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! one number is 3 less than a second number. \n" ); document.write( "a = b - 3 \n" ); document.write( " twice the second number is 4 less than 3 times the first. \n" ); document.write( "2b = 3a - 4 \n" ); document.write( "replace a with (b-3) from the first equation \n" ); document.write( "2b = 3(b-3) - 4 \n" ); document.write( "2b = 3b = - 9 - 4 \n" ); document.write( "2b - 3b = -13 \n" ); document.write( "-b = -13 \n" ); document.write( "b = 13 \n" ); document.write( "a is 3 less, therefore \n" ); document.write( "a = 10 \n" ); document.write( " find the smaller of the two numbers: 10 \n" ); document.write( ": \n" ); document.write( ": \n" ); document.write( "Check using the 2nd equation \n" ); document.write( " 2(13) = 3(10) - 4 \n" ); document.write( "26 = 30 - 4\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( ": \n" ); document.write( " \n" ); document.write( " |