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Q: What is the value of the expression 3a-1 when a is 5?
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Evaluate an expression?

Find the value of the expression.


Is 6x 1-5 a linear equation?

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What is the value of the expression if x2?

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Well, darling, 2x plus 5 is just an algebraic expression that represents the sum of 2 times a variable x and 5. So, if you want to find the value of that expression, you need to know the value of x. Math can be a real hoot sometimes, can't it?


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