document.write( "Question 186141: I am trying to help my ten year old son and am so lost. I am able to figure out for instance, n + 7 = 19. Then they rearranged the problem and asked him to solve 57 - w = 20. Not a clue. Thanks for your help. This is a teacher handwritten worksheet, so I do not have an ISBN. I do know that his school system uses the Everyday Math series. \n" ); document.write( "
Algebra.Com's Answer #139569 by edjones(8007)\"\" \"About 
You can put this solution on YOUR website!
57 - w = 20
\n" ); document.write( "-w=-37 Subtract 57 from each side of the equation.
\n" ); document.write( "w=37 multiply each side by -1.
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