put x=0 then y=4
put y=0 then x=-4
therefore 2 ccordintes are
(0,4) and (-4,0)
take a scale and construct a line joining these two points.
you will get the required graph.
hope it helps.
please follow if you like.
Answer:
15
Step-by-step explanation:
Since, triangle ABC is the enlargement of triangle XYZ.
So, corresponding sides of both the triangles would be in proportion.

The vertex is a minimum point. The y value of the vertex is the lowest point it hits. The graph is going down, the vertex is the lowest point of it