Answer:
y=-2x+11
Step-by-step explanation:
Well since the triangle is split into 2 triangles and they both are the same size so BD on the bottom is 15 which means naturally BC must be 30. Five I'm not sure about
Answer:
the solution 
Step-by-step explanation:
<u>Step 1:-</u>
Given problem 
here l.cm is x

cross multiplication we get ,

<u>Step 2</u>:-
subtracting x y on both sides , we get

taking common 'x' we get,

<u>Final answer</u>:-

Th square root of 25 is, 5