louna31 louna31

29-07-2019
Mathematics

contestada

Find -30 + (-15) + 70.
Select one:
a. 55
b. 25
c. -55
d.-25

Respuesta :

jimrgrant1 jimrgrant1

29-07-2019

Answer:

B

Step-by-step explanation:

Note that + ( - ) is equivalent to -

Given

- 30 + ( - 15) + 70

= - 30 - 15 + 70

= - 45 + 70

= 25 → B

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