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How to find the absolute value of |2b+4| with b=-8
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How to find the absolute value of |2b+4| with b=-8

User ThrowingSpoon
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1 Answer

4 votes

Explanation:

the absolute value simply removes a negative sign, if there is one. if there is no negative sign, it leaves the argument untouched.

so, we need to calculate the argument first :

2b + 4 = 2×-8 + 4 = -16 + 4 = -12

|-12| = 12

that's it.

User Burak Dede
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