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Q: What is the algebraic expression for twice a number?

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(10)(2x)

2x+15

2x+3

2x-3

2(n+7)

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2b

2z

(10)(2x)

2x+15

2x+3

As an algebraic expression it is: 2x-9

The algebraic expression for three more than a number is: X + 3

If ' x ' is your number, then the quotient is 2x/6.

eight less than twice a number

2(n+7)

2x-3

2x = 76 x = 38