Solve the following equations: X=55:11 X=5. X=56;8 X=7. 3+(x+1)=7 X+1=7-3 x+1=4

Решение:

1. \( X = 55 : 11 \)
2. \( X = 5 \)
3. \( X = 56 : 8 \)
4. \( X = 7 \)
5. \( 3 + (x+1) = 7 \)
6. \( x + 1 = 7 - 3 \)
7. \( x + 1 = 4 \)
8. \( x = 4 - 1 \)
9. \( x = 3 \)

Ответ: x = 3.