SOLUTION: How do you define a variable? For example: Define a variable and write an algebraic expression for this phrase: the difference of 8 and a number.
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Question 495332: How do you define a variable? For example: Define a variable and write an algebraic expression for this phrase: the difference of 8 and a number. Answer by Earlsdon(6294) (Show Source):
You can put this solution on YOUR website! Just let n = the number you're looking for, that's the variable and you've just defined it.
Now you can write the expression asked for: "The difference of eight and a number (n)."