3 years ago

-13 + -15 = What is the answer to this

Mathematics

2 answers:

Degger [83]3 years ago

8 0

Answer:

-28

Step-by-step explanation:

tigry1 [53]3 years ago

8 0

Answer:

-28

Step-by-step explanation:

the answer to this question , -13 + -15 =

note that

- x - = -

- x + = -

+ x + = +

+ x - = -

so, -13 + -15 =

-13 -15

= -28

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