Question

(2) Find the value of l - 13 - (- 7)​

Answer 1

Answer:

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Step-by-step explanation:

1-13+7

= 1-6

= -5

Answer 2

Answer:

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Step-by-step explanation:

given :

$| - 13 - ( -7 )| \\ = > | -13 + 7 | \\ = > | - 6| \\ = > 6$

we know that any value of any number in modulus is positive

therefore l -13-(-7) l = 6