Question

Witch expression is equivalent to 6+4x-6

Answer 1

4x or 4x + 0
because if you add the like terms '6' and '-6' together, you get 0

Answer 2

It is equivalent to the expression 4x because when you add like terms it becomes 6-6+4x and since 6-6 is 0, only 4x is left.

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