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Verified answer
1. 20-(-20)+(-5)= 20+20-5
= 40-5
= 35
2. 17-5+(-19)
=17-5-19
= -7
maaf kalo salah
Verified answer
Langsung cara1) 20 - (-20) + (-5) = 20 + 20 + (-5) = 40 + (-5) = 35
2) 17 - 5 + (-19) = 12 + (-19) = -7
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