Question

Can someone please help me with this?

Answer 1

Explanation:

Since it has been confirmed ABCD is a rectangle, we would add AE and EC together.

`(6x - 55) + (3x - 16)`

`6x + 3x = 9x`

`- 55 + ( - 16) = - 71`

Combining these together, you get your equation for DB

`9x - 71`