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(+5)+(-5)+(-10)+(+20) find the sum​

Sagot :

Answer:

10

Step-by-step explanation:

5-5=0

0-10=-10

-10+20=10

Answer:

positive(+) + negative (-) = negative

5 + (-5) =0

0 + (-10) = (-10)

(-10) + 20 = 10