Question

Which property can you use to show that 3x + (2x + 4) is equivalent to (3x + 2x) + 4?​

Answer 1

Associative Property

Explanation:

3x + (2x + 4) is equivalent to (3x + 2x) + 4

because there is no change of signs taking place as there is no (-) sign in front of the brackets

3x + (2x + 4) | (3x + 2x) + 4

3x + 2x + 4 | 3x + 2x +4

5x + 4 | 5x + 4

Answer 2

Associative Property

Explanation:

3x + (2x + 4) is equivalent to (3x + 2x) + 4

because there is no change of signs taking place as there is no (-) sign in front of the brackets

3x + (2x + 4) | (3x + 2x) + 4

3x + 2x + 4 | 3x + 2x +4

5x + 4 | 5x + 4