document.write( "Question 259573: 2x+7=180 \n" ); document.write( "

Algebra.Com's Answer #191176 by checkley77(12844) $\"\"$ $\"About$

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2x+7=180
\n" ); document.write( "2x=180-7
\n" ); document.write( "2x=173
\n" ); document.write( "x=173/2
\n" ); document.write( "x=86.5 ans.
\n" ); document.write( "Proof:
\n" ); document.write( "2*86.5+7=180
\n" ); document.write( "173+7=180
\n" ); document.write( "180=190 \n" ); document.write( "

\n" );