Question

- 2.5y + 8y - 10.5y

i need your help i don´t know how to do this

problem i hope you can help me.

Answer 1

-5y

Explanation:

its just subtracting but with a y

- 2.5 + 8y - 10.5y = -5y

Answer 2

Explanation:

-2.5y+8y-10.5

Add the first terms

= -2.5y + 8y = 5.5y

Therefore,

5.5y - 10.5y = -5y