SOLUTION: 1. the difference of two numbers is 21.

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Question 1193045: 1. the difference of two numbers is 21.
Answer by ikleyn(52884) About Me  (Show Source):
You can put this solution on YOUR website!
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1. the difference of two numbers is 21.
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x - y = 21.


Actually,  writing equation/equations for word problems is simple task :
there is nothing difficult/complicated in it . . . except your prejudice.


The standard mantra is :   write equation as you read the problem.


This mantra is your ENGINE :   repeat it every time as you perform such task . . .