Match the phrase to the algebraic expression/equation.

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the quotient of three times a number and 7
5 less than a number is x
the sum of twice a number and 9
two times the sum of a number and 9
the product of three times a number and 7
The difference between 5 and a number is x.

the quotient of three times a number and 7: 3n/7

5 less than a number is x: n - 5 = x
the sum of twice a number and 9: 2n + 9
two times the sum of a number and 9: 2(n + 9)
the product of three times a number and 7: 3n * 7
The difference between 5 and a number is x: 5 - n = x