document.write( "Question 129976: The sum of two numbers is 89. Adding four times the first number to the second number gives 155. Whats the right way to express this equation? \n" ); document.write( "
Algebra.Com's Answer #94935 by checkley71(8403)![]() ![]() ![]() You can put this solution on YOUR website! X+Y=89 OR Y=89-X \n" ); document.write( "4X+Y=155 \n" ); document.write( "4X+(89-X)=155 \n" ); document.write( "4X+89-X=155 \n" ); document.write( "3X=155-89 \n" ); document.write( "3X=66 \n" ); document.write( "X=66/3 \n" ); document.write( "X=22 ANSWER FOR THE SMALLER NUMBER. \n" ); document.write( "22+Y=89 \n" ); document.write( "Y=89-22 \n" ); document.write( "Y=67 ANSWER FOR THE LARGER NUMBER. \n" ); document.write( "PROOF: \n" ); document.write( "4*22+67=155 \n" ); document.write( "88+67=155 \n" ); document.write( "155=155 \n" ); document.write( " |