Question

Select the correct expressions.

Which expressions are equivalent to 3x + 2(x - 1) - 4?
3x + 2x - 2 - 4
5x -6
3(x-4)
3(x + 2) - 6
6(x - 1)
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Answer 1

3x + 2(x-1) - 4 = 3x + 2x - 2 - 4 = 5x - 6

i the answers are the first and second boxes