document.write( "Question 343432: Five times the sum of 3 and twice some number is 70. What is the number? \n" ); document.write( "
Algebra.Com's Answer #245747 by CharlesG2(834)![]() ![]() ![]() You can put this solution on YOUR website! Five times the sum of 3 and twice some number is 70. What is the number?\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "let x = some number \n" ); document.write( "sum of 3 and twice some number = 3 + 2x \n" ); document.write( "five times the sum of 3 and twice some number = 5 * (3 + 2x)\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "5 * (3 + 2x) = 70 \n" ); document.write( "15 + 10x = 70 (distributed the 5) \n" ); document.write( "10x = 55 (subtracted 15 from both sides) \n" ); document.write( "x = 55/10 = 5.5\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |