document.write( "Question 403622: the sum of two numbers is 50. one number is 1 less than 2 times the other number.
\n" ); document.write( "i need help seeting it up \n" ); document.write( "

Algebra.Com's Answer #285420 by rfadrogane(214) $\"\"$ $\"About$

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the sum of two numbers is 50. one number is 1 less than 2 times the other number.\r
\n" ); document.write( "\n" ); document.write( "Sol'n:
\n" ); document.write( "let: x - the first number
\n" ); document.write( " y - the second number
\n" ); document.write( "x + y = 50 ---(1)
\n" ); document.write( "x = 2y - 1 ---(2)\r
\n" ); document.write( "\n" ); document.write( "(1)-(2)
\n" ); document.write( " x + y = 50
\n" ); document.write( "-(x - 2y) = -1
\n" ); document.write( "----------------\r
\n" ); document.write( "\n" ); document.write( "3y = 51
\n" ); document.write( "y = 17 \r
\n" ); document.write( "\n" ); document.write( "for x:
\n" ); document.write( "x = 2(17)-1
\n" ); document.write( "x = 33\r
\n" ); document.write( "\n" ); document.write( "thus:
\n" ); document.write( "x = 33
\n" ); document.write( "y = 17 ----answers
\n" ); document.write( "^_^\r
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