|3-r|<5

Answer 1

If r is >= 8, then it is not true. (|3-8| = 5)

If r is <= -2, then it is not true, (|3-(-2)| = 5)

So r is a member of the interval ]-2, 8[, carefully not including either -2 or 8 themselves.

Answer 2

How do you solve multi-step inequalities with fractions?