document.write( "Question 1013041: Solve
\n" ); document.write( "3(-7+r)=-36
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Algebra.Com's Answer #629239 by Pinksparkles(13)\"\" \"About 
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3(-7+r)=-36
\n" ); document.write( "Use the distributive property.\r
\n" ); document.write( "\n" ); document.write( "1) 3*-7=-21
\n" ); document.write( "3*r=3r
\n" ); document.write( "-21+3r= -36
\n" ); document.write( "2) Add 21 to both sides.
\n" ); document.write( "-21+21=0 (it's canceled out) -36+21=-15\r
\n" ); document.write( "\n" ); document.write( "Now, we have 3r=-15\r
\n" ); document.write( "\n" ); document.write( "3) Divide by the number in front of the variable
\n" ); document.write( "3r=-15
\n" ); document.write( "3r/3=r= -15/3=-5\r
\n" ); document.write( "\n" ); document.write( "4) r=-5
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