Question

fil in the blanks to make the following statement true. a) {13+(-12) }+(______) =13+{(-12) +(-7}​

Answer 1

Answer:

13-12+x=13-19

1+x=-6

x=-6-1

x=-7

Answer 2

Answer:

- 7  is the answer

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Step-by-step explanation:

a) {13+(-12) }+(-7) =13+{(-12) +(-7}​

This is ASSOCIATIVE PROPERTY.