Question

Hi I really need help with this & I’ll be really greatful if someone could help

Answer 1

xyz

Explanation:

`7xyz - 10 + 10 - 6xyz`

`= (7xyz - 6xyz) + ( -10 + 10)` (grouping the like terms)

`= xyz`

happy to help :)

Answer 2

xyz

Explanation:

7xyz - 10 + 10 - 6xyz

-10 + 10 = 0

7xyz - 6xyz = 1xyz

1xyz = xyz