Question

Select each pair of expressions that are equivalent.

1. 3x + 14 – x + 112 and 4x + 134
2. 2 + 6x and 2(3x + 1)
3. 3(x + 1) – (1 – x) and 2x + 3
4. 3x and 4(x + 1) – x – 4
5. 5.5 + 2.2x + 3.8x – 4.1 and 1.4 + 6x

Answer 1

Answer:

2, 4 and 5 expressions are equivalent