Question

5x^2 + 7x - 2x^2 - 9x

Please help and I need step by step help me understand it. Help me asap thanks.

Answer 1

Answer: 3x^2−2x

Step-by-step explanation: you have to simplify the expression.

5x^2 + 7x - 2x^2 - 9x

- 9x

5x^2 -2x - 2x^2

- 2x^2

3x^2 -2x