For each equation, find it's solution or solutions.

1. x-3=0

x=

2. x+10=0

x=

3. 2x+10=0

x=

4. x(2x+10)=0

x= and

5. (x-3)(2x+10)=0

x= and

In the given triangle, ∠aed ∼ ∠ abc, ad = 6.9, ae = 7.2, de = 5.2, and bc = 10.2. find the measure of bd and ce. round your answer to the nearest tenth.