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20-10-2020
Mathematics

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Subtract 1 + ( - 1 ) - ( - 3 ). Hint: Add the first two numbers, then subtract the -3 from the result of that addition.
3
5
-5
-3

Respuesta :

beckmurakakmi beckmurakakmi

20-10-2020

Answer:

3

Step-by-step explanation:

1 + (-1) - (-3)

when adding a negative number to a positive number remove the addition sign.

1 - 1 - (-3)

0 - (-3) Make addition sign

0 + 3 = 3

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