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)\"\" \"About 
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Five times the sum of 3 and twice some number is 70. What is the number?\r
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\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
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\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
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