tanjinax tanjinax
  • 30-10-2020
  • Mathematics
contestada

Work out the answers to:
a) 13+ (-20)
b) (-14) + (-11)
c) 18 -(-9)
d) (-21)-(-36)

Respuesta :

tonieshanianzegaing
tonieshanianzegaing tonieshanianzegaing
  • 30-10-2020

Answer:

a. -7

b. -25

c. 27

d. 15

Step-by-step explanation:

Answer Link

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