|
|
| 4. |
MEDIUM
|
\((-23)-(-2)-3-(-11)=\)
|
| 5. |
MEDIUM
|
\( 9 - ( 3 - 8 ) = \)
|
| 6. |
MEDIUM
|
\( 53 + (-183) - (25) - (-263)= \)
|
| 7. |
MEDIUM
|
Evaluate: \( 3x - (2x - 3 - (-x)) \)
|
| 8. |
HARD
|
\(1-(1-(1-(1-(1-(1-(1))))))=\)
|
| 9. |
HARD
|
\(-1-(-1-(-1-(-1-(-1))))=\)
|
| 10. |
HARD
|
\(0-(-1)-(0-(-1-(-3+1-(-5+3-(-1)+(-2)))))=\)
|
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