Question

5x+1=3x+1 дайте ответ

Answer 1

5x-3x=1-1
2x=0
x=0
.................

Answer 2

$5x + 1 = 3x + 1 \\ 5x = 3x \\ 5x - 3x = 0 \\ 2x = 0 \\ x = 0$