document.write( "Question 1071822: If a(x+b)=3x+12 for all values of x, then a+b equals to what? \n" ); document.write( "
Algebra.Com's Answer #686728 by rothauserc(4718)\"\" \"About 
You can put this solution on YOUR website!
a(x+b) = 3x+12
\n" ); document.write( ":
\n" ); document.write( "ax +ab = 3x + 12
\n" ); document.write( ":
\n" ); document.write( "a = 3, then 3b = 12 and b = 4
\n" ); document.write( ":
\n" ); document.write( "*********************
\n" ); document.write( "a + b = 3 + 4 = 7
\n" ); document.write( "*********************
\n" ); document.write( ":
\n" ); document.write( "
\n" ); document.write( "
\n" );