Which expressions are equivalent to -6n + (-12) + 4n?
1 answer:
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For this case we have the following functions:
We must findwhen
.
So:
We apply distributive property to the terms within parentheses taking into account that:
We add similar terms taking into account that different signs are subtracted and the sign of the major is placed:
Thus, we have to:
Then, with x = 2:
Equal signs are added and the same sign is placed.
Answer: