Question

the difference between half a number is 11 and -25

Answer 1

Step-by-step explanation:

Work backwards from the wording of the problem:

11 - 5 = [6]

[6] x 2 = 12

Put differently (algebraically):

(x/2) + 5 = 11

(x/2) = 11 - 5

(x/2) = 6

x = 6 x 2

x = 12