Question

Please help!!!! 10 points

Answer 1

Answer: E) 18a - 8b - 1

Step-by-step explanation: 1) Combine like terms: (10a+8a)+(-7b-1b)+(11-12)

2) 18a - 8b - 1

Answer 2

E)
`18a-8b-1`

Explanation:

`10a-7b+11+8a-b-12`

Group the similar terms together:

`10a+8a-7b-b+11-12`

Add/subtract the "a" terms:

`18a-7b-b+11-12`

Add/subtract the "b" terms:

`18a-8b+11-12`

Add/subtract the numbers:

`18a-8b-1`