Write the equations:

Substitute for h:

Solve for s:

There were 280 downloads of the standard version. There were 1120 downloads of the high-quality version.
Answer:
-8,-7
Step-by-step explanation:
I think
(0,2),(-2,-1),(2,5)
-3x+2y=2
+3x +3x
2y/2=3x+2/2
y=1 1/2x+2
Plug in numbers for x then solve for y
Answer:
around 6.6 years
Step-by-step explanation:
41,500=14,000*.45*x
41,500=6,300*x
41,000/6,300=x
6.5873=x
6.6=x
hope this helps!