document.write( "Question 386960: 3(x-5)+7=16 Solve and check. \n" ); document.write( "
Algebra.Com's Answer #273481 by rfadrogane(214)\"\" \"About 
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3(x-5)+7=16 Solve and check.
\n" ); document.write( " Sol'n:
\n" ); document.write( " 3x-15+7 = 16
\n" ); document.write( " 3x-8 = 16
\n" ); document.write( " 3x = 16+8
\n" ); document.write( " 3x = 24, divide 3 on both side
\n" ); document.write( " x = 8 ----answer\r
\n" ); document.write( "\n" ); document.write( "checking:
\n" ); document.write( " 3(8-5)+7 = 16
\n" ); document.write( " 3(3)+7 = 16
\n" ); document.write( " 9+7 = 16
\n" ); document.write( " 16 = 16 thus, Q.E.D.
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