document.write( "Question 196515: How do i express the mean (average) of x+1 and 3x-3 as a bionomial. \n" ); document.write( "
Algebra.Com's Answer #147278 by scott8148(6628)\"\" \"About 
You can put this solution on YOUR website!
just like a regular average .... add together and divide by 2\r
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\n" ); document.write( "\n" ); document.write( "{x+1 + 3x-3) / 2 = (4x-2) / 2 = 2x-1
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