Question

Please help me!!

1. -2x + 4x^2 - 7 - x^2 + 7 - 8x

2. 7ab - bc - 4ab - 5bc

3. 3x^2 - 5x + 7 + 2x^2 + 3x - 9

4. 3r + 2z + 9t + 4r - 5s + t

5. -5xy + 7wz - xy - 5wz

Answer 1

Here yaaa goooooooo hope u I enjoy

Answer 2

1. 3x^2 - 8x - 2

2. 3ab - 6bc

3. 5x^2 -2x -2

4. 7r - 5s + 10t + 2z

5. -6xy +2wz