3 years ago

Does anyone know how to this cause I need to know how to do it.

2 answers:

6 0

Those lines mean absolute value which always positive.
|-3| + 7 could be re-written as 3 + 7
|-3 + 7| could be re-written as 3 + 7

JulsSmile [24]3 years ago

5 0

Answer:

(a)= 10

(b)=4

Step-by-step explanation:

the lines are absolute value, so anything in the lines will be positive

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