f. -509 -(-19) +(-19) +20+(-20
Answers
Answered by
1
Answer:
The answer is -509 .
Step-by-step explanation:
-509 - (-19) + (-19) + 20 + (-20)
= -509 + 19 - 19 + 20 - 20
= 19 + 20 - 509 - 19 - 20
= (19 + 20) + (-509 - 19 - 20)
= 39 + (-548)
= 39 - 548
= -509
Answered by
0
Answer:
as first answer
Step-by-step explanation:
fsu ok ok if do
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