document.write( "Question 367024: I am trying to help my grandson with his algebra. The equation is
\n" ); document.write( "7(6-2a)=5(-3a+1).
\n" ); document.write( "this is my work but I know it is wrong. Please help me.
\n" ); document.write( "7(6-2a+2a) + 5(-3a+1+2a)
\n" ); document.write( "7(6)=5(-a+1
\n" ); document.write( "7(6-1)=5(-a)
\n" ); document.write( "35=-5a
\n" ); document.write( "a = -7
\n" ); document.write( "where did I go wrong?
\n" ); document.write( "

Algebra.Com's Answer #261671 by rfer(16322)\"\" \"About 
You can put this solution on YOUR website!
multiply through first
\n" ); document.write( "7(6-2a)=5(-3a+1)
\n" ); document.write( "42-14a=-15a+5
\n" ); document.write( "add 15a to both sides
\n" ); document.write( "and subtract 42 from both sides
\n" ); document.write( "a=-37
\n" ); document.write( "Does that help?
\n" ); document.write( "Bob
\n" ); document.write( "
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