A wrestler weighed 112 1/2 a pound before his meet after he weighed 49/50 of his original weight what does he weigh now

110 1/4 lb

Step-by-step explanation:

To answer this, multiply 112 1/2 pounds by 49/50:

225 lb     49      11025 lb

* = = 110 25/100 lb = 110 1/4 lb

  2           50          100        

b

step-by-step explanation:

a difference is the result of subtraction. while each of these expressions has subtraction in it, a difference will be the result when subtraction is the last operation applied in the order of operations for the expression. this means subtraction must be outside of the parenthesis. only b has this.

if x = 1, then the answer is 3.5