Question

9h + 4 - 6h + 7 *

4 points

5r - 7r *
4 points
6g -5g + 3 - 7 *
3 points
7 + 5f - 3 *
4 points
7z + 8z *
4 points

Answer 1

1. 3h+11
2. -2r
3. g-4
4. 5f+4
5. 15z