8+ × - (-23) = -11,maka nilai x adlh..

8 + x - (-23) = -11
8 + x + 23 = -11
x +31 = -11
x = -11 - 31
x = -42

> 8 + x -(-23) = -11
= x -(-23) = -11 - 8
= x + 23 = -19
= x = -19 - 23
= x = -42

Maaf, apabila terdapat jawaban atau ketikan yang tidak benar.