Question

Dennis thought of a number. He adds 0.5 to that number and then multiplies the new result by 4. He then subtracts 2 and divides the number by 2. His final answer is 48. What number did Dennis start with?

Answer 1

let the no. be 'x'.

x=24

Answer 2

he started with the number 24
solution=
 lets suppose the number is x
 4(x+0.5)-2/2=48
4x+2-2=2(48)
4x=96
x=96/4
x=24 
please mark it as brainlist