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Math Test-Unit 6B-Understanding Equations

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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