Dennis thought of a # He adds .5 to that number,multiplies the result by 4 He subtracts 2,divides the number by 2 His final answer is 48 what did he start with.

Question

I don't know the answer to this problem

Answer 1

Work backward.

 

48(2) = 96

 

96+ 2 = 98

 

98/4 = 24.5

 

24.5 - 0.5 = 24