Answer:
C
Step-by-step explanation:
x+4y=-12
x+7y=-15
subtract
-3y=3
y=-1
x+4(-1)=-12
x=-12+4=-8
so point is (-8,-1)
Answer:
About 5.5, but it is technically closer to 5.6 so I am not entirely sure
Step-by-step explanation:
Since EB and DC are parallel, triangles ABE and ACD are similar by AA. Therefore:

Hope this helps!
Answer:
X = -2
Step-by-step explanation:
Vertical lines go up and down. That means the x value is constant and the y value changes. We have an x value of -2
X = -2
Answer:
15m
Step-by-step explanation:
tan° = opposite/ adjacent
tan45 = 15/x
1 = 15/x
and = 15