Question

Combine Like Terms:

9) 20y +4 + 2y
10. 5x – 2y + 12 z + 6y
11. 6x - 4 + 3y - 2y - x + 10

Answer 1

9. 20y + 2y to get 22y +4

10.-2y - 6y = 4y to get 5x + 12z +4y

11. 5x +1y + 6

Step-by-step explanation:

If a - is next to a number then it becomes negative and if it has a letter like y add or subtract it’s to the other y