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The sum of a number and 10

N+10

Eighteen more than a number

N+18

Five less than a number

N-5

The product of a number and three

N*3

The difference of a number and seven

N-7

The difference of seven and a number

7-N

Two more than a number

N+2

Sixteen less than twice a number

2*N-16

Five times the sum of a number and four

N+4*5

Three times the difference of a number

N-1*3

The quotient of a number and six

N/6

Two thirds of a number

N*2/3

Eight more than twice a number

2*N+8

The difference of a number and eight, divided by ten

N-8/10

THree more than the sum of a number and four

N+4+3

Double the difference of a number and seven

2*N+7

Nine less than the product of a number and two

N*2-9

The quotient of two and three more than a number

2/(3+N)

The product of triple a number and five

3N*5

Sixteen less than the sum of three and a number

3+N-16