document.write( "Question 789786: -4(x+1)-9=-12+11 \n" ); document.write( "

Algebra.Com's Answer #478937 by waynest(281) $\"\"$ $\"About$

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-4(x + 1) - 9 = -12 + 11
\n" ); document.write( "-4x - 4 - 9 = -1
\n" ); document.write( "-4x - 13 = -1
\n" ); document.write( "-4x - 13 + 13 = -1 + 13
\n" ); document.write( "-4x = 12
\n" ); document.write( "-4x/-4 = 12/-4
\n" ); document.write( "x = -3\r
\n" ); document.write( "\n" ); document.write( "check:
\n" ); document.write( "-4(-3 + 1) -9 = -1
\n" ); document.write( "-4(-2) -9 = -1
\n" ); document.write( "8 -9 = -1
\n" ); document.write( "-1 = -1 \n" ); document.write( "

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