document.write( "Question 216538: The sum of four times a number and 16 is 100. Find the number \n" ); document.write( "
Algebra.Com's Answer #163491 by drj(1380)\"\" \"About 
You can put this solution on YOUR website!
The sum of four times a number and 16 is 100. Find the number.\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Step 1. Let x be the number\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Step 2. Let 4x be four times the number\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Step 3. Then \"4x%2B16=100\" since the sum of four times a number and 16 is 100.\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Step 4. Solving yields the following steps:\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Subtract 16 from both sides of the equation\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"4x%2B16-16=100-16\"\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"4x=84\"\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Divide by 4 to both sides of equation\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"4x%2F4=84%2F4\"\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"x=21\"\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Step 5. ANSWER: The number is 21.\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "I hope the above steps were helpful.\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "For FREE Step-By-Step videos in Introduction to Algebra, please visit \r
\n" ); document.write( "\n" ); document.write( "http://www.FreedomUniversity.TV/courses/IntroAlgebra and for Trigonometry visit \r
\n" ); document.write( "\n" ); document.write( "http://www.FreedomUniversity.TV/courses/Trigonometry.\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Good luck in your studies!\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Respectfully,
\n" ); document.write( "Dr J
\n" ); document.write( "
\n" ); document.write( "
\n" );