Question

Find all solutions to the following linear equation:
3x+5 ≡ 4 (mod 5)

Answer 1

Answer:

let x=5

3(5)+5=4

15+5=4

20=4

4/20

mc

Answer 2

Answer:

$3x + 5 = 4 \\ 3x = 4 - 5 \\ 3x = - 1 \\ x = \frac{ - 1}{3}$