It is 70% Because:
250/100 + 175/x
Proportions
Answer:
Step-by-step explanation:
if 3 inches is ................................................2.5 miles
4.5 inches.................................................? miles
=4.5*2.5/3=3.75 miles
choice C
Answer
-2/2
Step-by-step explanation:
3.) f(x)=-2(x+1)^2+3
Domain: (- infinity, infinity)
Range:(-infinity,3]
Vertex: (-1,3)
Axis of symmetry: x=-1
Opens downward
4.) f(x)=9(x-2)^2-3
D:(-infinity, infinity)
R: [-3,infinity)
Vertex: (2,-3)
Axis: x=2
Opens upward
6.)
D:(-infinity, infinity)
R:(-infinity,0]
Vertex: (5,0)
Axis: x=5
Opens downward
-3x=2x+19
-19 -19
-3x-19=2x
+3x +3x
-19=5x
/5 /5
x=19/5
