Question

Can someone help me on question 14. Please show steps

Answer 1

`0.5a+7.5b^2`

Explanation:

`4b^2+3.5a-2a+3.5b^2-a`

Group similar terms together:

`3.5a-2a-a+4b^2+3.5b^2`

Add the term
`b^2`:

`3.5a-2a-a+7.5b^2`

Subtract the term a:

`0.5a+7.5b^2`