__1.six increased by a number n
___2.six less than n
___3.the product of 6 and n
___4.divided a number n by 6
___5.twice the sum of n and 6
___6.twice a number n increased by 6
___7.the sum of twice a and half of b
___8.thrice a added to twice b
___9.the square of the sum of a and b
___10.half of the sum of a and b