Question

Justify each step used to simplify the expression.

1. 3x+2y-2x+3=3x-2x+2y+2
2. =(3x-2x)+2y+2
3. =(3-2)x+2y+2
4. =x+2y+2

Answer 1

See below.

Explanation:

To simplify the expression use properties of algebra to combine like terms:

1. Expression 3x-2x+2y+2

2. Associative Property (3x-2x)+2y+2

3. GCF (3-2)x+2y+2

4. Subtraction x+2y+2