Hey!
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Solution:
b(x) = |x + 4|
b(-10) = |-10 + 4|
b(-10) = |-6|
b(-10) = |6|
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When you see two lines next to a number, it mean the absolute value of that number. So if you have |-5| the absolute value is |5|.
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Answer:
6
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Hope This Helped! Good Luck!
