Question

Someone please help me with this!!! (20 points)

Answer 1

`\bf 5a^2+5a+3`

Explanation:

`\sf \left(7a-2a+6\right)-\left(-5a^2+3\right)`

`\sf 7a-2a+6-\left(-5a^2+3\right)`

Combine like terms:-

`\sf 5a+6-\left(-5a^2+3\right)`

Apply Distributive property:-

`\sf 5a+6+5a^2-3`

Comnine like terms:-

`\sf 5a^2+5a+6-3`

`\sf 5a^2+5a+3`

Answer 2

Explanation:

7
`a^(2)` - 2a + 6 - ( -5
`a^(2)` + 3 )

7
`a^(2)` - 2a + 6 + 5
`a^(2)` - 3

12
`a^(2)` -2a +3