Answer:
2000
Step-by-step explanation:
Corresponding sides have the same ratio, so
x/15 = 12/(12+8) = 3/5
x = 15*3/5
x = 9
The answer would be C) As the number of hours of studying increases, test scores increase because the scatterplot has a cluster that increases from left to right.
Any questions? Ask me in the comments bellow.
Hope this helps. :)
Answer:

Step-by-step explanation:
The formula of an area of a rectangle:

l - length
w - width
We have

Substitute:
<em>divide both sides by 15</em>

The formula of a perimeter of a rectangle:

Substitute:

the equation would be y = 30 + x and if your brother will read for 15 minutes then you'll read for 45 minutes i believe.